./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test27-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:17:38,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:17:38,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:17:38,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:17:38,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:17:38,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:17:38,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:17:38,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:17:38,968 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:17:38,969 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:17:38,969 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:17:38,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:38,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:17:38,970 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2024-11-13 23:17:39,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:17:39,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:17:39,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:17:39,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:17:39,310 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:17:39,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/test27-2.c Unable to find full path for "g++" [2024-11-13 23:17:41,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:17:41,519 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:17:41,522 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/sv-benchmarks/c/ldv-regression/test27-2.c [2024-11-13 23:17:41,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/8b364384f/47956be4abb040379c17b2cce61e1b49/FLAG71a303d7b [2024-11-13 23:17:41,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/8b364384f/47956be4abb040379c17b2cce61e1b49 [2024-11-13 23:17:41,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:17:41,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:17:41,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:41,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:17:41,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:17:41,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7fd0dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41, skipping insertion in model container [2024-11-13 23:17:41,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,594 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:17:41,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:41,827 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:17:41,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:17:41,878 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:17:41,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41 WrapperNode [2024-11-13 23:17:41,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:17:41,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:41,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:17:41,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:17:41,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,926 INFO L138 Inliner]: procedures = 16, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2024-11-13 23:17:41,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:17:41,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:17:41,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:17:41,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:17:41,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:17:41,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:17:41,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:17:41,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:17:41,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:17:41" (1/1) ... [2024-11-13 23:17:41,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:17:41,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:17:42,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:17:42,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:17:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:17:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:17:42,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:17:42,110 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:17:42,472 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-11-13 23:17:42,473 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:17:42,565 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:17:42,565 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:17:42,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:42 BoogieIcfgContainer [2024-11-13 23:17:42,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:17:42,567 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:17:42,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:17:42,577 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:17:42,577 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:17:42" (1/1) ... [2024-11-13 23:17:42,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:17:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-11-13 23:17:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-11-13 23:17:42,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:17:42,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:42,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:42,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2024-11-13 23:17:42,955 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2024-11-13 23:17:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:17:42,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:42,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:43,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-11-13 23:17:43,356 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-11-13 23:17:43,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:17:43,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:43,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-11-13 23:17:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-11-13 23:17:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:17:43,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:43,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2024-11-13 23:17:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2024-11-13 23:17:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:17:44,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:44,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:44,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:44,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:44,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 86 transitions. [2024-11-13 23:17:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2024-11-13 23:17:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:17:44,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:44,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:44,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:45,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-11-13 23:17:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-11-13 23:17:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:17:45,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:45,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:45,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:45,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2024-11-13 23:17:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2024-11-13 23:17:45,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:17:45,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:45,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 82 states and 100 transitions. [2024-11-13 23:17:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 100 transitions. [2024-11-13 23:17:46,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:17:46,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:46,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:47,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:17:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:47,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2024-11-13 23:17:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2024-11-13 23:17:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:17:47,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:47,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:47,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2024-11-13 23:17:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2024-11-13 23:17:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:47,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:47,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:48,310 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 92 states and 121 transitions. [2024-11-13 23:17:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2024-11-13 23:17:49,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:49,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:49,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:49,796 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:17:50,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2024-11-13 23:17:50,078 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2024-11-13 23:17:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:50,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:50,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:17:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 94 states and 123 transitions. [2024-11-13 23:17:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 123 transitions. [2024-11-13 23:17:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:50,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:50,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 96 states and 125 transitions. [2024-11-13 23:17:51,244 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2024-11-13 23:17:51,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:17:51,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:51,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:51,530 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 23:17:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:52,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 102 states and 133 transitions. [2024-11-13 23:17:52,806 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 133 transitions. [2024-11-13 23:17:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:17:52,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:52,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:17:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 132 transitions. [2024-11-13 23:17:53,141 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 132 transitions. [2024-11-13 23:17:53,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:17:53,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:53,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:53,634 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 107 states and 141 transitions. [2024-11-13 23:17:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 141 transitions. [2024-11-13 23:17:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:17:55,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:55,510 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:17:56,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 140 transitions. [2024-11-13 23:17:56,052 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2024-11-13 23:17:56,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:17:56,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:56,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 111 states and 154 transitions. [2024-11-13 23:17:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2024-11-13 23:17:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:17:58,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:58,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:58,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:17:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 113 states and 155 transitions. [2024-11-13 23:17:59,799 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 155 transitions. [2024-11-13 23:17:59,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:17:59,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:59,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:59,847 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:18:00,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 113 states and 154 transitions. [2024-11-13 23:18:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2024-11-13 23:18:00,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:18:00,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:00,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:02,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 117 states and 168 transitions. [2024-11-13 23:18:02,496 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2024-11-13 23:18:02,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:02,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:02,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:03,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:06,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:06,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 124 states and 191 transitions. [2024-11-13 23:18:06,129 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2024-11-13 23:18:06,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:06,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:06,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:18:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 124 states and 190 transitions. [2024-11-13 23:18:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2024-11-13 23:18:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:06,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:06,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 127 states and 207 transitions. [2024-11-13 23:18:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 207 transitions. [2024-11-13 23:18:08,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:08,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:08,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:08,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 23:18:10,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 129 states and 212 transitions. [2024-11-13 23:18:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 212 transitions. [2024-11-13 23:18:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:10,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:10,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 131 states and 216 transitions. [2024-11-13 23:18:11,316 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 216 transitions. [2024-11-13 23:18:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:18:11,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:11,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:11,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 133 states and 221 transitions. [2024-11-13 23:18:12,268 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2024-11-13 23:18:12,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:12,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:12,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 134 states and 224 transitions. [2024-11-13 23:18:13,331 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2024-11-13 23:18:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:13,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:13,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 135 states and 227 transitions. [2024-11-13 23:18:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 227 transitions. [2024-11-13 23:18:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 23:18:14,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:14,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:14,128 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 136 states and 230 transitions. [2024-11-13 23:18:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 230 transitions. [2024-11-13 23:18:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:18:14,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:14,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 231 transitions. [2024-11-13 23:18:16,758 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 231 transitions. [2024-11-13 23:18:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:18:16,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:16,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 23:18:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 138 states and 230 transitions. [2024-11-13 23:18:17,230 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 230 transitions. [2024-11-13 23:18:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:18:17,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:17,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 230 transitions. [2024-11-13 23:18:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2024-11-13 23:18:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:18:18,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:18,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 142 states and 244 transitions. [2024-11-13 23:18:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 244 transitions. [2024-11-13 23:18:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:18:23,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:23,705 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 143 states and 247 transitions. [2024-11-13 23:18:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 247 transitions. [2024-11-13 23:18:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:18:24,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:24,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:18:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 143 states and 246 transitions. [2024-11-13 23:18:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 246 transitions. [2024-11-13 23:18:25,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:18:25,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:25,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:25,266 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:18:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:25,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 143 states and 245 transitions. [2024-11-13 23:18:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 245 transitions. [2024-11-13 23:18:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:18:25,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:25,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 147 states and 263 transitions. [2024-11-13 23:18:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 263 transitions. [2024-11-13 23:18:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:29,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:29,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:34,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 154 states and 287 transitions. [2024-11-13 23:18:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 287 transitions. [2024-11-13 23:18:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:34,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:34,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 159 states and 300 transitions. [2024-11-13 23:18:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 300 transitions. [2024-11-13 23:18:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:38,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:38,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:38,706 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:39,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:39,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 161 states and 303 transitions. [2024-11-13 23:18:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 303 transitions. [2024-11-13 23:18:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:39,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:39,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:40,144 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:41,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 163 states and 305 transitions. [2024-11-13 23:18:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 305 transitions. [2024-11-13 23:18:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:41,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:41,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 165 states and 309 transitions. [2024-11-13 23:18:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 309 transitions. [2024-11-13 23:18:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:18:42,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:42,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:18:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 165 states and 308 transitions. [2024-11-13 23:18:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 308 transitions. [2024-11-13 23:18:43,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:18:43,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:44,156 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 166 states and 311 transitions. [2024-11-13 23:18:45,050 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 311 transitions. [2024-11-13 23:18:45,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:18:45,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:45,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 167 states and 314 transitions. [2024-11-13 23:18:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 314 transitions. [2024-11-13 23:18:45,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:18:45,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:45,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:46,021 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:18:46,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 167 states and 313 transitions. [2024-11-13 23:18:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 313 transitions. [2024-11-13 23:18:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:18:46,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:46,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:49,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 170 states and 330 transitions. [2024-11-13 23:18:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 330 transitions. [2024-11-13 23:18:49,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:18:49,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:49,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:50,677 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:54,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:54,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 174 states and 351 transitions. [2024-11-13 23:18:54,026 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 351 transitions. [2024-11-13 23:18:54,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:18:54,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:54,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:54,273 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 176 states and 354 transitions. [2024-11-13 23:18:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 354 transitions. [2024-11-13 23:18:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:18:56,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:56,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:56,514 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:18:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 176 states and 353 transitions. [2024-11-13 23:18:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 353 transitions. [2024-11-13 23:18:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:18:57,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:57,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 178 states and 356 transitions. [2024-11-13 23:18:58,523 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 356 transitions. [2024-11-13 23:18:58,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:18:58,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:58,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 181 states and 367 transitions. [2024-11-13 23:19:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 367 transitions. [2024-11-13 23:19:01,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:01,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:01,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:19:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:02,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 181 states and 366 transitions. [2024-11-13 23:19:02,464 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 366 transitions. [2024-11-13 23:19:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:02,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:03,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 183 states and 372 transitions. [2024-11-13 23:19:03,753 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 372 transitions. [2024-11-13 23:19:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:03,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:03,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:04,033 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:05,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 185 states and 374 transitions. [2024-11-13 23:19:05,174 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 374 transitions. [2024-11-13 23:19:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:05,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:05,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:05,437 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:06,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 186 states and 376 transitions. [2024-11-13 23:19:06,548 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 376 transitions. [2024-11-13 23:19:06,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:06,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:06,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 188 states and 378 transitions. [2024-11-13 23:19:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 378 transitions. [2024-11-13 23:19:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:08,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:08,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:19:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 188 states and 377 transitions. [2024-11-13 23:19:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 377 transitions. [2024-11-13 23:19:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:19:09,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:10,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 190 states and 388 transitions. [2024-11-13 23:19:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 388 transitions. [2024-11-13 23:19:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:10,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:10,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 191 states and 390 transitions. [2024-11-13 23:19:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 390 transitions. [2024-11-13 23:19:11,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:11,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:11,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 192 states and 394 transitions. [2024-11-13 23:19:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 394 transitions. [2024-11-13 23:19:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:12,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:12,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:13,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 193 states and 400 transitions. [2024-11-13 23:19:13,903 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 400 transitions. [2024-11-13 23:19:13,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:13,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:13,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 194 states and 402 transitions. [2024-11-13 23:19:14,864 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 402 transitions. [2024-11-13 23:19:14,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:14,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,990 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:16,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 197 states and 410 transitions. [2024-11-13 23:19:16,700 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 410 transitions. [2024-11-13 23:19:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:16,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:16,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:16,804 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:17,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 198 states and 413 transitions. [2024-11-13 23:19:17,831 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 413 transitions. [2024-11-13 23:19:17,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:17,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:17,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 199 states and 415 transitions. [2024-11-13 23:19:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 415 transitions. [2024-11-13 23:19:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:18,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:18,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:19,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 200 states and 416 transitions. [2024-11-13 23:19:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 416 transitions. [2024-11-13 23:19:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:19,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:19,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 201 states and 420 transitions. [2024-11-13 23:19:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 420 transitions. [2024-11-13 23:19:20,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:19:20,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:20,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 202 states and 420 transitions. [2024-11-13 23:19:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 420 transitions. [2024-11-13 23:19:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:19:20,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:20,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:20,949 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 23:19:21,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 202 states and 419 transitions. [2024-11-13 23:19:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 419 transitions. [2024-11-13 23:19:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:19:21,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:21,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:23,275 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 77 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:26,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:26,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 205 states and 419 transitions. [2024-11-13 23:19:26,372 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 419 transitions. [2024-11-13 23:19:26,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:19:26,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:26,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 209 states and 439 transitions. [2024-11-13 23:19:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 439 transitions. [2024-11-13 23:19:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:19:30,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:36,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 215 states and 460 transitions. [2024-11-13 23:19:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 460 transitions. [2024-11-13 23:19:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:19:36,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:36,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:37,301 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 218 states and 479 transitions. [2024-11-13 23:19:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 479 transitions. [2024-11-13 23:19:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:19:40,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:40,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 23:19:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 218 states and 478 transitions. [2024-11-13 23:19:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 478 transitions. [2024-11-13 23:19:41,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:41,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:41,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:43,169 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 225 states and 506 transitions. [2024-11-13 23:19:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 506 transitions. [2024-11-13 23:19:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:48,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:48,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:49,074 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:50,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 227 states and 511 transitions. [2024-11-13 23:19:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 511 transitions. [2024-11-13 23:19:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:50,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:50,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:54,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:54,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 229 states and 513 transitions. [2024-11-13 23:19:54,757 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 513 transitions. [2024-11-13 23:19:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:54,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:54,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 231 states and 515 transitions. [2024-11-13 23:19:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 515 transitions. [2024-11-13 23:19:56,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:56,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:56,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:56,633 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 233 states and 520 transitions. [2024-11-13 23:19:57,916 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 520 transitions. [2024-11-13 23:19:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:57,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:57,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:58,164 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 235 states and 522 transitions. [2024-11-13 23:19:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 522 transitions. [2024-11-13 23:19:59,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:19:59,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:59,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 23:20:00,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 235 states and 521 transitions. [2024-11-13 23:20:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 521 transitions. [2024-11-13 23:20:00,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:20:00,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:00,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 237 states and 538 transitions. [2024-11-13 23:20:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 538 transitions. [2024-11-13 23:20:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:20:01,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 23:20:02,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:02,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 237 states and 537 transitions. [2024-11-13 23:20:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 537 transitions. [2024-11-13 23:20:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:20:02,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:02,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:04,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 239 states and 542 transitions. [2024-11-13 23:20:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 542 transitions. [2024-11-13 23:20:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:20:04,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:04,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:05,400 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 240 states and 543 transitions. [2024-11-13 23:20:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 543 transitions. [2024-11-13 23:20:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:20:07,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:07,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:07,217 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 241 states and 544 transitions. [2024-11-13 23:20:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 544 transitions. [2024-11-13 23:20:08,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:20:08,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:08,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 242 states and 550 transitions. [2024-11-13 23:20:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 550 transitions. [2024-11-13 23:20:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:20:09,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:09,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:09,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:10,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 243 states and 551 transitions. [2024-11-13 23:20:10,986 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 551 transitions. [2024-11-13 23:20:10,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 23:20:10,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:10,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:12,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:12,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 244 states and 557 transitions. [2024-11-13 23:20:12,191 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 557 transitions. [2024-11-13 23:20:12,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:20:12,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:12,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-11-13 23:20:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 244 states and 556 transitions. [2024-11-13 23:20:13,322 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 556 transitions. [2024-11-13 23:20:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:20:13,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:13,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 127 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:16,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 246 states and 556 transitions. [2024-11-13 23:20:16,973 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 556 transitions. [2024-11-13 23:20:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:20:16,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:16,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:19,040 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:20:20,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:20,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2024-11-13 23:20:20,016 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2024-11-13 23:20:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:20,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:20,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:20:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 91 states and 96 transitions. [2024-11-13 23:20:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2024-11-13 23:20:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:38,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:20:59,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:59,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2024-11-13 23:20:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2024-11-13 23:20:59,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:20:59,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:59,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:20:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:01,007 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:21:25,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:25,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2024-11-13 23:21:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2024-11-13 23:21:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:25,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:25,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:21:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 88 states and 93 transitions. [2024-11-13 23:21:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2024-11-13 23:21:29,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:21:29,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:29,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 108 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:21:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2024-11-13 23:21:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2024-11-13 23:21:50,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:21:50,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:50,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:21:50,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:21:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:22:23,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 86 states and 91 transitions. [2024-11-13 23:22:23,594 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2024-11-13 23:22:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:22:23,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:23,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:25,365 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:22:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:59,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2024-11-13 23:22:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2024-11-13 23:22:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 23:22:59,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:59,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:22:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:22:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:22:59,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:22:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2024-11-13 23:22:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2024-11-13 23:22:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 23:22:59,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:22:59,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:23:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:01,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 83 states and 88 transitions. [2024-11-13 23:23:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2024-11-13 23:23:01,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:23:01,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:01,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:23:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2024-11-13 23:23:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2024-11-13 23:23:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 23:23:08,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:08,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:23:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:22,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2024-11-13 23:23:22,439 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2024-11-13 23:23:22,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 23:23:22,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:22,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:22,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:29,261 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:23:39,326 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:23:39,330 INFO L158 Benchmark]: Toolchain (without parser) took 357766.34ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 92.6MB in the beginning and 740.1MB in the end (delta: -647.5MB). Peak memory consumption was 978.8MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,334 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.95ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:39,335 INFO L158 Benchmark]: Boogie Preprocessor took 40.49ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,335 INFO L158 Benchmark]: RCFGBuilder took 597.76ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 55.1MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,336 INFO L158 Benchmark]: CodeCheck took 356762.57ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 54.9MB in the beginning and 740.1MB in the end (delta: -685.3MB). Peak memory consumption was 945.3MB. Max. memory is 16.1GB. [2024-11-13 23:23:39,338 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.95ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.49ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 597.76ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 55.1MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 356762.57ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 54.9MB in the beginning and 740.1MB in the end (delta: -685.3MB). Peak memory consumption was 945.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:23:39,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:42,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:42,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-13 23:23:42,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:42,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:42,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:42,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:42,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:23:42,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:23:42,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:23:42,319 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:42,319 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:42,319 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:42,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:42,319 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:42,319 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:23:42,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:42,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:42,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:42,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:42,320 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:23:42,320 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:42,320 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:23:42,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2024-11-13 23:23:42,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:42,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:42,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:42,661 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:42,662 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:42,663 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/test27-2.c Unable to find full path for "g++" [2024-11-13 23:23:44,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:44,956 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:44,957 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/sv-benchmarks/c/ldv-regression/test27-2.c [2024-11-13 23:23:44,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/8f95ae4c4/1e1c29e69f07411f87413e75428e05d8/FLAGa95b5bb1d [2024-11-13 23:23:44,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/data/8f95ae4c4/1e1c29e69f07411f87413e75428e05d8 [2024-11-13 23:23:45,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:45,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:45,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:45,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:45,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:45,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f8bdfd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45, skipping insertion in model container [2024-11-13 23:23:45,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:45,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:45,260 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:45,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:45,318 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:45,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45 WrapperNode [2024-11-13 23:23:45,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:45,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:45,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:45,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:45,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,368 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-13 23:23:45,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:45,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:45,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:45,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:45,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:45,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:45,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:45,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:45,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:45" (1/1) ... [2024-11-13 23:23:45,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:45,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:45,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:45,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:23:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:23:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:45,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:23:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:23:45,557 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:45,559 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:46,136 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:46,136 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:46,230 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:46,231 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:23:46,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:46 BoogieIcfgContainer [2024-11-13 23:23:46,231 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:46,232 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:46,232 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:46,248 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:46,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:46" (1/1) ... [2024-11-13 23:23:46,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-11-13 23:23:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-11-13 23:23:46,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:23:46,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:46,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:46,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:46,328 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:46,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:23:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:46,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:46,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:23:46,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:46,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2024-11-13 23:23:46,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:46,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:46,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:46,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:46,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:46,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:46,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:23:46,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:46,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:46,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:46,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:46,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:47,091 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:23:47,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:47,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2024-11-13 23:23:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2024-11-13 23:23:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:23:47,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:47,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:47,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:47,179 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:47,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:23:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:47,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:47,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:23:47,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:47,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-11-13 23:23:47,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:23:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:47,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:47,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:47,822 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:23:47,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:23:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:48,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-11-13 23:23:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-11-13 23:23:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:23:48,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:48,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:48,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:48,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:48,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:23:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:48,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:48,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:23:48,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:48,223 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,249 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,285 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 15 [2024-11-13 23:23:48,319 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,344 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,374 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 15 [2024-11-13 23:23:48,408 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 15 [2024-11-13 23:23:48,432 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,454 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2024-11-13 23:23:48,494 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2024-11-13 23:23:48,527 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 15 [2024-11-13 23:23:48,560 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 23:23:48,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 15 [2024-11-13 23:23:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:48,631 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:23:48,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:23:48,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-11-13 23:23:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-11-13 23:23:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:23:48,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:48,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:48,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:48,951 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:48,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:23:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:49,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:49,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:23:49,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:49,195 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:49,246 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 23:23:49,296 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:49,331 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,371 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:49,409 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,458 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:49,494 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,526 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,571 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,607 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:49,652 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:49,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:49,786 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:23:49,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:23:50,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 86 transitions. [2024-11-13 23:23:50,442 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2024-11-13 23:23:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:23:50,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:50,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:50,447 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:50,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:23:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:50,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 23:23:50,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2024-11-13 23:23:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-11-13 23:23:50,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:23:50,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:50,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:50,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:50,821 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:50,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:23:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:50,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:23:50,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:51,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 23:23:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:51,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:51,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:51,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:23:51,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:51,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:51,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:51,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:51,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:51,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:51,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:23:52,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:52,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2024-11-13 23:23:52,133 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2024-11-13 23:23:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:23:52,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:52,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:52,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:52,138 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:52,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:23:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:23:52,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:52,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:23:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:52,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2024-11-13 23:23:52,573 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2024-11-13 23:23:52,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:23:52,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:52,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:52,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:52,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:52,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:23:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:52,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:23:52,816 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:52,866 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:52,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:52,903 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:52,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:52,946 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:52,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 23:23:52,979 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:52,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,005 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,042 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:53,078 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,110 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,141 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:53,173 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,203 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:53,244 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:53,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:23:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:53,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:23:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2024-11-13 23:23:54,107 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2024-11-13 23:23:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:23:54,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:54,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:54,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:54,110 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:54,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:23:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:54,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:54,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:23:54,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:23:54,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:23:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 81 states and 93 transitions. [2024-11-13 23:23:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 93 transitions. [2024-11-13 23:23:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:23:54,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:54,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:54,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:54,558 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:54,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:23:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:54,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:54,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:23:54,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:54,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-11-13 23:23:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:54,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:54,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:54,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:54,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:54,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:54,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:54,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:23:54,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:54,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:54,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:54,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:54,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:54,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:54,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:55,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:55,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:55,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:55,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:55,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:55,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:55,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:23:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:23:55,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:55,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:23:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:55,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 23:23:55,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2024-11-13 23:23:55,918 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2024-11-13 23:23:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:23:55,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:55,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:55,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:55,921 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:55,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:23:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:56,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:56,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:23:56,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 23:23:56,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 23:23:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2024-11-13 23:23:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2024-11-13 23:23:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:23:56,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:56,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:56,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:56,360 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:56,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:23:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:56,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:56,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:23:56,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:56,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:23:56,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 23:23:56,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,685 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,703 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,741 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:56,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,753 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,761 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,793 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:56,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,807 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,883 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,918 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:56,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,931 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:23:56,940 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:56,972 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:23:56,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:23:56,984 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:23:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:57,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:23:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 87 states and 103 transitions. [2024-11-13 23:23:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 103 transitions. [2024-11-13 23:23:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:23:59,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:59,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:23:59,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:23:59,690 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:23:59,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:23:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:59,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:23:59,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:59,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:23:59,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:23:59,909 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:23:59,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 23:24:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 87 states and 102 transitions. [2024-11-13 23:24:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2024-11-13 23:24:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:24:00,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:00,349 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:00,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 23:24:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:00,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:00,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 23:24:00,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:00,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-11-13 23:24:00,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:00,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:00,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:00,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:00,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:00,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:00,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:00,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:00,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:00,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:00,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:00,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:01,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 23:24:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2024-11-13 23:24:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2024-11-13 23:24:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:24:02,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:02,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:02,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:02,248 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:02,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 23:24:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:02,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:02,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:02,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:24:02,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 23:24:02,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 90 states and 106 transitions. [2024-11-13 23:24:02,808 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 106 transitions. [2024-11-13 23:24:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:24:02,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:02,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:02,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:02,810 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:02,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 23:24:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:03,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:03,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:24:03,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:03,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:03,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:03,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,192 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,204 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,228 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,244 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,270 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,306 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,314 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,321 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,354 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,365 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,393 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,403 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,426 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:03,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:03,437 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:03,444 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:03,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 23:24:05,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:05,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2024-11-13 23:24:05,955 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2024-11-13 23:24:05,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:24:05,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:05,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:05,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:05,958 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:05,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 23:24:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:06,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:06,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:06,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:24:06,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 23:24:06,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2024-11-13 23:24:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2024-11-13 23:24:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:24:06,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:06,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:06,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:06,641 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:06,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 23:24:06,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:06,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:06,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:24:06,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:06,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 23:24:06,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:06,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:06,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:06,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:06,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:06,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:06,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:06,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:06,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:07,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:07,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:07,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:07,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:07,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:07,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:07,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:07,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:07,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:07,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:07,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:07,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 23:24:08,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:08,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 97 states and 117 transitions. [2024-11-13 23:24:08,718 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 117 transitions. [2024-11-13 23:24:08,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:24:08,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:08,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:08,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:08,721 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:08,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 23:24:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:08,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:08,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:08,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:09,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 23:24:09,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 23:24:09,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 97 states and 116 transitions. [2024-11-13 23:24:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 116 transitions. [2024-11-13 23:24:09,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:24:09,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:09,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:09,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:09,382 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:09,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 23:24:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:09,766 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:09,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:24:09,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:09,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:09,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:09,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:09,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:09,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:09,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:09,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:09,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:10,020 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:10,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:10,029 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,036 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,046 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,057 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:10,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,084 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:10,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:10,114 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:10,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:10,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:10,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:10,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 101 states and 123 transitions. [2024-11-13 23:24:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions. [2024-11-13 23:24:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:24:12,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:12,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:12,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:12,943 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:12,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 23:24:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:13,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:13,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:13,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:13,256 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 23:24:13,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 23:24:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 101 states and 122 transitions. [2024-11-13 23:24:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 122 transitions. [2024-11-13 23:24:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:24:13,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:13,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:13,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:13,783 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:13,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 23:24:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:14,083 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:14,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:24:14,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:14,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-11-13 23:24:14,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:14,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:14,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:14,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:14,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 104 states and 127 transitions. [2024-11-13 23:24:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2024-11-13 23:24:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:24:16,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:16,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:16,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:16,225 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:16,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 23:24:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:16,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:16,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:16,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:16,567 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 23:24:16,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:17,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 104 states and 126 transitions. [2024-11-13 23:24:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2024-11-13 23:24:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:24:17,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:17,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:17,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:17,026 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:17,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 23:24:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:17,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:17,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:24:17,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:17,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:17,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:17,609 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:17,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,617 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,641 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:17,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,650 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,701 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:17,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,710 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,740 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:17,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,748 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,774 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:17,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,783 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:17,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,812 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,823 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,830 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:17,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:17,837 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:18,687 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:18,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 23:24:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:21,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 108 states and 133 transitions. [2024-11-13 23:24:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2024-11-13 23:24:21,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:24:21,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:21,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:21,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:21,377 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:21,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 23:24:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:21,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:21,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:21,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:24:21,830 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:24:21,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 23:24:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 132 transitions. [2024-11-13 23:24:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 132 transitions. [2024-11-13 23:24:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 23:24:22,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:22,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:22,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:22,412 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:22,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 23:24:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:22,779 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:22,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 23:24:22,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:22,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 23:24:22,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:22,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:22,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:22,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:22,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:22,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:22,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:22,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:22,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:23,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:23,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:23,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:23,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:23,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:23,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:23,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:23,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:23,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:23,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:23,505 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:23,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 23:24:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2024-11-13 23:24:25,091 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2024-11-13 23:24:25,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:24:25,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:25,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:25,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:25,096 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:25,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 23:24:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:25,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:25,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:25,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-13 23:24:25,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 23:24:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2024-11-13 23:24:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2024-11-13 23:24:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 23:24:26,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:26,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:26,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:26,035 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:26,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 23:24:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:26,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:26,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 23:24:26,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:26,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:26,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,780 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,792 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:26,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:26,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,884 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,910 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:26,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:26,920 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,946 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:26,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:26,955 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:26,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:26,983 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:27,014 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:27,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:27,025 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:27,053 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:27,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:27,063 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:27,912 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:27,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 23:24:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2024-11-13 23:24:30,864 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2024-11-13 23:24:30,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:24:30,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:30,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:30,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:30,869 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:30,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 23:24:31,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:31,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:31,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:31,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:31,338 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:24:31,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:31,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 115 states and 142 transitions. [2024-11-13 23:24:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 142 transitions. [2024-11-13 23:24:31,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:24:31,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:31,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:31,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:31,985 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:31,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 23:24:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:32,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:32,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:24:32,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:32,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-11-13 23:24:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:32,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:32,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:32,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:32,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:32,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:32,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:32,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:32,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:33,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2024-11-13 23:24:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2024-11-13 23:24:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:24:35,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:35,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:35,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:35,181 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:35,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 23:24:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:35,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:35,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:35,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-13 23:24:35,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 23:24:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 118 states and 146 transitions. [2024-11-13 23:24:36,300 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 146 transitions. [2024-11-13 23:24:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:24:36,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:36,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:36,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:36,302 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:36,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 23:24:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:37,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:37,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 23:24:37,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:37,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:37,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 23:24:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,201 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,211 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:37,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,282 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:37,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,295 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,334 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,343 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,384 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:37,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,397 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,434 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:37,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,448 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 23:24:37,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,556 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:37,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:37,572 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:37,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:37,608 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:38,781 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:38,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-13 23:24:42,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:42,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2024-11-13 23:24:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2024-11-13 23:24:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:24:42,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:42,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:42,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:42,086 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:42,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 23:24:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:42,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:42,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:42,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 23:24:42,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 23:24:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 122 states and 152 transitions. [2024-11-13 23:24:43,411 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2024-11-13 23:24:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 23:24:43,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:43,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:43,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:43,415 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:43,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 23:24:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:44,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:44,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:24:44,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:44,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-11-13 23:24:44,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:44,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:44,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:44,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:44,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:44,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:44,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:44,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:44,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:45,065 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:45,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 23:24:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 125 states and 157 transitions. [2024-11-13 23:24:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions. [2024-11-13 23:24:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:24:47,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:47,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:47,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:47,394 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:47,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 23:24:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:47,859 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:47,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:47,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 23:24:48,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 23:24:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 125 states and 156 transitions. [2024-11-13 23:24:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 156 transitions. [2024-11-13 23:24:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:24:48,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:48,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:48,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:48,712 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:48,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 23:24:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:49,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:49,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 23:24:49,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:49,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:49,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,819 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,827 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,836 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,877 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:49,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:49,887 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,917 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:49,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:49,927 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:49,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:49,960 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:49,988 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:49,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:49,999 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:50,028 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:50,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:50,039 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:50,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:50,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:24:50,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:50,071 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:50,100 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:50,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:50,110 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:50,138 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:24:50,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:24:50,148 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:24:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:51,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 23:24:55,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 129 states and 163 transitions. [2024-11-13 23:24:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 163 transitions. [2024-11-13 23:24:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:24:55,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:55,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:55,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:55,107 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:55,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 23:24:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:55,684 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:55,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:24:55,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 23:24:55,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 23:24:56,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:24:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 129 states and 162 transitions. [2024-11-13 23:24:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 162 transitions. [2024-11-13 23:24:56,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 23:24:56,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:24:56,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:24:56,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:24:56,971 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:24:56,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 23:24:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:57,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:24:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:24:57,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:24:57,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:24:57,717 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-11-13 23:24:57,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:57,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:24:57,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:57,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:57,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:57,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:24:57,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:57,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:24:58,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:24:58,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:24:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:24:58,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 23:25:01,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 132 states and 167 transitions. [2024-11-13 23:25:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 167 transitions. [2024-11-13 23:25:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:25:01,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:01,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:01,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:01,361 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:01,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 23:25:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:01,923 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:02,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:02,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:25:02,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-13 23:25:02,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 23:25:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 132 states and 166 transitions. [2024-11-13 23:25:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 166 transitions. [2024-11-13 23:25:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:25:02,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:02,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:02,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:02,974 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:02,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 23:25:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:04,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:04,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:25:04,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:04,165 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,209 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,219 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,226 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,257 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,268 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,301 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,312 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:25:04,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,345 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,360 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,368 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:25:04,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,400 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,454 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,464 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,495 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-11-13 23:25:04,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-11-13 23:25:04,506 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:04,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:25:04,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:04,538 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 23:25:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:05,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 23:25:09,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:09,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 136 states and 173 transitions. [2024-11-13 23:25:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 173 transitions. [2024-11-13 23:25:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:25:09,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:09,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:09,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:09,967 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:09,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 23:25:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:10,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:10,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:25:10,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:10,798 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-11-13 23:25:10,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 23:25:11,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 172 transitions. [2024-11-13 23:25:11,751 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 172 transitions. [2024-11-13 23:25:11,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 23:25:11,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:11,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:11,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:11,753 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:11,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 23:25:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:12,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:12,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:12,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 23:25:12,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:12,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2024-11-13 23:25:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:12,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:12,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:12,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:12,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:12,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:25:13,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 23:25:16,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:16,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2024-11-13 23:25:16,021 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2024-11-13 23:25:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:25:16,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:16,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:16,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:16,023 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:16,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 23:25:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:16,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:16,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:25:16,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-13 23:25:16,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 23:25:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2024-11-13 23:25:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2024-11-13 23:25:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:25:16,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:16,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:16,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:16,919 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:16,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 23:25:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:18,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:18,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:25:18,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:18,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 23:25:18,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:18,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-11-13 23:25:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:18,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:18,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:25:18,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-11-13 23:25:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:25:18,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:25:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:25:19,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 23:25:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2024-11-13 23:25:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2024-11-13 23:25:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:25:24,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:24,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:24,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:24,820 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:24,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 23:25:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:27,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:27,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:25:27,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:28,779 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:25:28,780 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 23:25:28,830 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#a~0#1.base_26| (_ BitVec 32))) (let ((.cse1 (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ bv1 1)))) (let ((.cse0 (store .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ bv1 1)))) (and (= (_ bv0 1) (select (store .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ bv1 1)) |v_ULTIMATE.start_main_~#a~0#1.base_26|)) (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_18|)) (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_26|)) (= |c_#valid| (store (store (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ bv0 1)) |v_ULTIMATE.start_main_~#a~0#1.base_26| (_ bv0 1))) (= (_ bv0 1) (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21|)))))) is different from true [2024-11-13 23:25:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:25:28,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 23:25:49,033 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#a~0#1.base_26| (_ BitVec 32))) (let ((.cse1 (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ bv1 1)))) (let ((.cse0 (store .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ bv1 1)))) (and (= (_ bv0 1) (select (store .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ bv1 1)) |v_ULTIMATE.start_main_~#a~0#1.base_26|)) (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_18|)) (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_26|)) (= |c_#valid| (store (store (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummy~0#1.base_18| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummies~0#1.base_26| (_ bv0 1)) |v_ULTIMATE.start_main_~#a~0#1.base_26| (_ bv0 1))) (= (_ bv0 1) (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_21|))))))) is different from false [2024-11-13 23:25:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 91 states and 99 transitions. [2024-11-13 23:25:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2024-11-13 23:25:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:25:49,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:49,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:49,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:25:49,041 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:25:49,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 23:25:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:51,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:25:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:51,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 23:25:51,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:25:51,808 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 23:25:54,461 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:25:54,462 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 23:25:54,479 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:25:54,479 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2024-11-13 23:27:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:27:40,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-13 23:28:05,339 WARN L286 SmtUtils]: Spent 10.27s on a formula simplification. DAG size of input: 62 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:28:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 91 states and 98 transitions. [2024-11-13 23:28:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 98 transitions. [2024-11-13 23:28:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:28:13,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:13,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:13,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:13,479 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:13,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 23:28:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:16,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:16,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:28:16,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:17,607 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:28:17,608 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 23:28:17,665 WARN L873 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#a~0#1.base_28| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ BitVec 32))) (let ((.cse1 (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ bv1 1)))) (let ((.cse0 (store .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ bv1 1)))) (and (= (_ bv0 1) (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23|)) (= (_ bv0 1) (select (store .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ bv1 1)) |v_ULTIMATE.start_main_~#a~0#1.base_28|)) (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_20|)) (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_28|)) (= |c_#valid| (store (store (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ bv0 1)) |v_ULTIMATE.start_main_~#a~0#1.base_28| (_ bv0 1))))))) is different from true [2024-11-13 23:28:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:28:17,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 23:28:17,827 WARN L851 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#a~0#1.base_28| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ BitVec 32)) (|v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ BitVec 32))) (let ((.cse1 (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ bv1 1)))) (let ((.cse0 (store .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ bv1 1)))) (and (= (_ bv0 1) (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23|)) (= (_ bv0 1) (select (store .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ bv1 1)) |v_ULTIMATE.start_main_~#a~0#1.base_28|)) (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_main_~#dummy~0#1.base_20|)) (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_main_~#dummies~0#1.base_28|)) (= |c_#valid| (store (store (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_main_~#cont~0#1.base_23| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummy~0#1.base_20| (_ bv0 1)) |v_ULTIMATE.start_main_~#dummies~0#1.base_28| (_ bv0 1)) |v_ULTIMATE.start_main_~#a~0#1.base_28| (_ bv0 1)))))))) is different from false [2024-11-13 23:28:50,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:28:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2024-11-13 23:28:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2024-11-13 23:28:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:28:50,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:50,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:50,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:50,935 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:50,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 23:28:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:52,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:28:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:28:52,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:28:52,345 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:28:52,349 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-13 23:28:52,431 INFO L349 Elim1Store]: treesize reduction 54, result has 21.7 percent of original size [2024-11-13 23:28:52,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 26 [2024-11-13 23:28:52,503 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-11-13 23:28:52,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 1 [2024-11-13 23:28:52,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:28:52,581 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-11-13 23:28:52,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2024-11-13 23:28:52,618 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-11-13 23:28:52,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 1 [2024-11-13 23:28:54,339 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:28:54,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-13 23:28:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2024-11-13 23:28:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2024-11-13 23:28:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 23:28:58,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:58,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:28:58,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:28:58,560 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:28:58,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 23:29:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:00,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:00,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:29:00,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:00,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 5 [2024-11-13 23:29:00,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-11-13 23:29:00,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2024-11-13 23:29:00,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:29:00,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:29:00,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:29:00,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-11-13 23:29:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-13 23:29:01,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 23:29:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2024-11-13 23:29:36,823 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2024-11-13 23:29:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:36,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:36,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:36,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:36,825 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:36,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 23:29:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:37,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:37,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:29:37,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:29:37,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-13 23:29:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:29:43,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2024-11-13 23:29:43,516 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2024-11-13 23:29:43,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:29:43,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:29:43,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:29:43,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:29:43,518 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:29:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 23:29:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:45,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:29:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:29:45,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:29:45,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:29:54,022 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:29:54,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 23:30:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2024-11-13 23:30:20,766 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2024-11-13 23:30:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:30:20,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:20,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:20,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:20,768 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:20,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 23:30:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:22,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:22,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:30:22,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:22,596 INFO L349 Elim1Store]: treesize reduction 32, result has 30.4 percent of original size [2024-11-13 23:30:22,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 14 [2024-11-13 23:30:22,685 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 23:30:22,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-13 23:30:22,804 INFO L349 Elim1Store]: treesize reduction 32, result has 30.4 percent of original size [2024-11-13 23:30:22,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 14 [2024-11-13 23:30:22,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:22,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-11-13 23:30:23,014 INFO L349 Elim1Store]: treesize reduction 52, result has 24.6 percent of original size [2024-11-13 23:30:23,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 17 [2024-11-13 23:30:23,151 INFO L349 Elim1Store]: treesize reduction 32, result has 30.4 percent of original size [2024-11-13 23:30:23,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 14 [2024-11-13 23:30:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-13 23:30:28,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 23:30:45,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:30:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 86 states and 92 transitions. [2024-11-13 23:30:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2024-11-13 23:30:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 23:30:45,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:30:45,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:30:45,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:30:45,965 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:30:45,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 23:30:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:48,038 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:30:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:30:48,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:30:48,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:30:48,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:30:48,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-13 23:30:48,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-11-13 23:30:48,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,544 INFO L349 Elim1Store]: treesize reduction 17, result has 15.0 percent of original size [2024-11-13 23:30:48,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 9 [2024-11-13 23:30:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:30:48,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 23:30:55,387 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 23:30:55,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2ce18ca-49db-446a-8226-2e13bed05185/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0