./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array30_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/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_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array30_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf9fb5599b361d63a40d668c035ff2f49b2f61ec342dc99fdd2f9d975d29190c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:06,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:06,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:37:06,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:37:06,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:37:06,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:06,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:06,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:06,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:06,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:06,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:06,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:06,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:06,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:06,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:06,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:06,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:06,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:06,718 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:37:06,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:37:06,718 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_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/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 ! call(reach_error())) ) 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 -> bf9fb5599b361d63a40d668c035ff2f49b2f61ec342dc99fdd2f9d975d29190c [2024-11-13 20:37:07,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:07,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:07,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:07,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:07,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:07,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array30_pattern.c Unable to find full path for "g++" [2024-11-13 20:37:08,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:09,180 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:09,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c [2024-11-13 20:37:09,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/946c5fcc2/2ed1d039b29f4be79d751b7ebb402e57/FLAG2ea8c58aa [2024-11-13 20:37:09,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/946c5fcc2/2ed1d039b29f4be79d751b7ebb402e57 [2024-11-13 20:37:09,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:09,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:09,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:09,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:09,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:09,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab79b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09, skipping insertion in model container [2024-11-13 20:37:09,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:09,436 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c[1189,1202] [2024-11-13 20:37:09,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:09,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:09,485 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c[1189,1202] [2024-11-13 20:37:09,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:09,517 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:09,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09 WrapperNode [2024-11-13 20:37:09,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:09,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:09,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:09,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:09,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,562 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2024-11-13 20:37:09,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:09,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:09,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:09,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:09,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:09,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:09,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:09,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:09,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:09,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:09,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:09,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:09,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:37:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:37:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:37:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:09,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:37:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:37:09,755 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:09,757 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:09,937 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 20:37:09,937 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:09,996 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:09,996 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 20:37:09,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:09 BoogieIcfgContainer [2024-11-13 20:37:09,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:09,998 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:09,998 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:10,008 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:10,009 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:09" (1/1) ... [2024-11-13 20:37:10,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:37:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 20:37:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 20:37:10,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:37:10,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:10,344 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 20:37:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 20:37:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 20:37:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:37:10,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:37:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:37:10,653 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:37:10,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:37:10,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 20:37:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 20:37:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:37:10,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:10,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:11,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-11-13 20:37:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-11-13 20:37:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:37:11,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:11,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:37:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:11,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 20:37:11,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:37:11,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:37:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:37:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:12,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 23 states and 53 transitions. [2024-11-13 20:37:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 53 transitions. [2024-11-13 20:37:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:37:12,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:37:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 24 states and 53 transitions. [2024-11-13 20:37:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 53 transitions. [2024-11-13 20:37:13,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:37:13,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:13,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 27 states and 61 transitions. [2024-11-13 20:37:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 61 transitions. [2024-11-13 20:37:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:37:14,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:14,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:37:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:15,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 28 states and 63 transitions. [2024-11-13 20:37:15,300 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 63 transitions. [2024-11-13 20:37:15,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:37:15,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:15,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:15,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:15,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 30 states and 66 transitions. [2024-11-13 20:37:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 66 transitions. [2024-11-13 20:37:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:37:15,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:15,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:16,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:16,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 31 states and 68 transitions. [2024-11-13 20:37:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 68 transitions. [2024-11-13 20:37:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:37:16,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:16,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:16,991 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:37:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 34 states and 77 transitions. [2024-11-13 20:37:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 77 transitions. [2024-11-13 20:37:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:37:17,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:17,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:18,071 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:37:19,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:19,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 40 states and 91 transitions. [2024-11-13 20:37:19,556 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 91 transitions. [2024-11-13 20:37:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:37:19,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:19,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:19,716 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 20:37:21,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 45 states and 98 transitions. [2024-11-13 20:37:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 98 transitions. [2024-11-13 20:37:21,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:37:21,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:21,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:37:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2024-11-13 20:37:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2024-11-13 20:37:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:37:21,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:21,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:21,817 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:37:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2024-11-13 20:37:22,062 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2024-11-13 20:37:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:37:22,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:22,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:37:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:22,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2024-11-13 20:37:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2024-11-13 20:37:22,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:37:22,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:22,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:37:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:22,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-13 20:37:22,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:37:22,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:37:22,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:37:23,409 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:23,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:37:23,571 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:23,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:37:24,768 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:37:30,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 109 transitions. [2024-11-13 20:37:30,704 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2024-11-13 20:37:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:37:30,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:30,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:30,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:37:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:30,885 WARN L253 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-13 20:37:30,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:37:31,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:37:31,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:37:31,459 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:31,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:37:31,498 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:37:31,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:37:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:37:32,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 58 states and 110 transitions. [2024-11-13 20:37:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 110 transitions. [2024-11-13 20:37:32,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:37:32,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:32,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:33,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:37:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 62 states and 124 transitions. [2024-11-13 20:37:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 124 transitions. [2024-11-13 20:37:35,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:37:35,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:35,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:37:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 124 transitions. [2024-11-13 20:37:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2024-11-13 20:37:36,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:37:36,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:36,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:37:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:38,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 68 states and 139 transitions. [2024-11-13 20:37:38,819 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 139 transitions. [2024-11-13 20:37:38,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:37:38,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:38,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:38,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:37:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 69 states and 141 transitions. [2024-11-13 20:37:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 141 transitions. [2024-11-13 20:37:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:37:39,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:39,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:37:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:40,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 70 states and 143 transitions. [2024-11-13 20:37:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 143 transitions. [2024-11-13 20:37:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:37:40,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:40,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 20:37:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 71 states and 144 transitions. [2024-11-13 20:37:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 144 transitions. [2024-11-13 20:37:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:37:41,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:41,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:42,288 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:37:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 72 states and 145 transitions. [2024-11-13 20:37:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 145 transitions. [2024-11-13 20:37:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:37:42,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:37:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2024-11-13 20:37:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2024-11-13 20:37:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 20:37:44,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:44,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 20:37:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2024-11-13 20:37:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2024-11-13 20:37:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:37:44,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:44,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 20:37:46,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:46,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2024-11-13 20:37:46,571 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2024-11-13 20:37:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:37:46,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:46,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 20:37:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 147 transitions. [2024-11-13 20:37:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2024-11-13 20:37:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:37:47,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:47,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 20:37:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 78 states and 148 transitions. [2024-11-13 20:37:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 148 transitions. [2024-11-13 20:37:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:37:48,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:48,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 20:37:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:53,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 85 states and 159 transitions. [2024-11-13 20:37:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 159 transitions. [2024-11-13 20:37:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:37:53,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:53,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:53,237 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 15 proven. 35 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 20:37:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:53,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 84 states and 154 transitions. [2024-11-13 20:37:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 154 transitions. [2024-11-13 20:37:53,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:37:53,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:53,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:54,179 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 20:37:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:57,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 89 states and 159 transitions. [2024-11-13 20:37:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 159 transitions. [2024-11-13 20:37:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:37:57,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:57,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:57,336 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 20:37:59,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 94 states and 173 transitions. [2024-11-13 20:37:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 173 transitions. [2024-11-13 20:37:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:37:59,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:37:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 20:38:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 95 states and 175 transitions. [2024-11-13 20:38:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 175 transitions. [2024-11-13 20:38:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:38:00,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:00,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:00,308 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-13 20:38:00,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 96 states and 176 transitions. [2024-11-13 20:38:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 176 transitions. [2024-11-13 20:38:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:38:00,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:00,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-13 20:38:01,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 97 states and 177 transitions. [2024-11-13 20:38:01,584 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 177 transitions. [2024-11-13 20:38:01,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:38:01,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:01,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 20:38:02,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:02,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 98 states and 177 transitions. [2024-11-13 20:38:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 177 transitions. [2024-11-13 20:38:02,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 20:38:02,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:02,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-13 20:38:02,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:02,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 82 states and 148 transitions. [2024-11-13 20:38:02,875 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 148 transitions. [2024-11-13 20:38:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:38:02,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:02,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 20:38:04,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:04,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2024-11-13 20:38:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2024-11-13 20:38:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:38:04,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:04,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:38:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 82 states and 140 transitions. [2024-11-13 20:38:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 140 transitions. [2024-11-13 20:38:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:38:05,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:05,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:38:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:06,341 WARN L253 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 140 conjuncts are in the unsatisfiable core [2024-11-13 20:38:06,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:38:06,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:38:06,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:38:06,479 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:06,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:38:07,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:07,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:38:07,429 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:07,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 20:38:07,728 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:07,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 20:38:08,568 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:08,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 20:38:08,925 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:08,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 20:38:09,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:09,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 88 [2024-11-13 20:38:14,281 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 109 states and 178 transitions. [2024-11-13 20:38:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 178 transitions. [2024-11-13 20:38:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:38:35,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:35,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:38:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:35,832 WARN L253 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-11-13 20:38:35,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:38:35,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:38:35,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:38:36,132 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:38:36,203 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:38:36,295 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 20:38:36,341 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 20:38:36,455 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 20:38:36,529 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 20:38:36,600 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:38:36,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 88 [2024-11-13 20:38:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2024-11-13 20:38:38,582 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2024-11-13 20:38:38,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:38:38,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:38,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-13 20:38:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:43,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2024-11-13 20:38:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2024-11-13 20:38:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 20:38:43,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:43,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:43,738 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-13 20:38:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 115 states and 193 transitions. [2024-11-13 20:38:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2024-11-13 20:38:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:38:44,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:44,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:44,966 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-13 20:38:50,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:50,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 122 states and 206 transitions. [2024-11-13 20:38:50,375 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2024-11-13 20:38:50,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 20:38:50,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:50,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:50,697 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-13 20:38:52,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:52,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 203 transitions. [2024-11-13 20:38:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 203 transitions. [2024-11-13 20:38:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:38:52,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:52,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 16 proven. 73 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 20:38:53,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:53,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 123 states and 206 transitions. [2024-11-13 20:38:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 206 transitions. [2024-11-13 20:38:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:38:53,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:53,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 88 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 20:38:57,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:39:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 219 transitions. [2024-11-13 20:39:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2024-11-13 20:39:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-13 20:39:00,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:00,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 88 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-13 20:39:01,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:01,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 130 states and 220 transitions. [2024-11-13 20:39:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 220 transitions. [2024-11-13 20:39:01,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:39:01,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:01,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 74 proven. 66 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-13 20:39:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:02,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 132 states and 222 transitions. [2024-11-13 20:39:02,833 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 222 transitions. [2024-11-13 20:39:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 20:39:02,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:02,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:03,241 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 74 proven. 66 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-13 20:39:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2024-11-13 20:39:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2024-11-13 20:39:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 20:39:03,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:03,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 20:39:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 141 states and 234 transitions. [2024-11-13 20:39:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 234 transitions. [2024-11-13 20:39:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:39:10,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:10,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:11,015 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 20:39:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 146 states and 235 transitions. [2024-11-13 20:39:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 235 transitions. [2024-11-13 20:39:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:39:17,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:17,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 155 proven. 11 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2024-11-13 20:39:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:19,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 147 states and 235 transitions. [2024-11-13 20:39:19,319 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 235 transitions. [2024-11-13 20:39:19,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 20:39:19,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:19,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 20:39:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 153 states and 241 transitions. [2024-11-13 20:39:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 241 transitions. [2024-11-13 20:39:24,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:39:24,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:24,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:25,155 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 133 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 20:39:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:25,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 123 states and 194 transitions. [2024-11-13 20:39:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2024-11-13 20:39:25,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 20:39:25,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:25,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 20:39:27,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 129 states and 202 transitions. [2024-11-13 20:39:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 202 transitions. [2024-11-13 20:39:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:39:27,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:27,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:39:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:30,353 WARN L253 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 215 conjuncts are in the unsatisfiable core [2024-11-13 20:39:30,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:39:30,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:39:31,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:39:31,628 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:31,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:39:31,989 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:31,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:39:33,216 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:33,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 20:39:33,621 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:33,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 20:39:34,035 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:34,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 20:39:34,479 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:34,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 20:39:35,869 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:35,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 88 [2024-11-13 20:39:36,350 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:36,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 75 treesize of output 98 [2024-11-13 20:39:36,853 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:36,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 82 treesize of output 108 [2024-11-13 20:39:37,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:37,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 89 treesize of output 118 [2024-11-13 20:39:39,000 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:39,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 96 treesize of output 128 [2024-11-13 20:39:39,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:39,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 103 treesize of output 138 [2024-11-13 20:39:40,183 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:40,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 110 treesize of output 148 [2024-11-13 20:39:40,768 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:39:40,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 117 treesize of output 158 [2024-11-13 20:39:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:41:00,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 171 states and 254 transitions. [2024-11-13 20:41:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 254 transitions. [2024-11-13 20:41:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:41:00,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:00,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:41:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:08,306 WARN L253 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 225 conjuncts are in the unsatisfiable core [2024-11-13 20:41:08,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:41:08,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-11-13 20:41:08,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 18 [2024-11-13 20:41:08,429 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:08,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-13 20:41:08,917 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:08,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-13 20:41:09,504 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 48 [2024-11-13 20:41:09,584 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 47 treesize of output 58 [2024-11-13 20:41:09,654 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 68 [2024-11-13 20:41:09,727 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 61 treesize of output 78 [2024-11-13 20:41:09,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 68 treesize of output 88 [2024-11-13 20:41:09,940 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:09,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 75 treesize of output 98 [2024-11-13 20:41:10,143 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 82 treesize of output 108 [2024-11-13 20:41:10,232 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 89 treesize of output 118 [2024-11-13 20:41:10,425 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 96 treesize of output 128 [2024-11-13 20:41:10,517 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 103 treesize of output 138 [2024-11-13 20:41:10,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 110 treesize of output 148 [2024-11-13 20:41:10,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:41:10,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 117 treesize of output 158 [2024-11-13 20:41:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:41:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 176 states and 258 transitions. [2024-11-13 20:41:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 258 transitions. [2024-11-13 20:41:19,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:41:19,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:19,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 125 proven. 47 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-13 20:41:30,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:30,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 180 states and 273 transitions. [2024-11-13 20:41:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 273 transitions. [2024-11-13 20:41:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-13 20:41:30,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:30,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 125 proven. 47 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-11-13 20:41:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 181 states and 273 transitions. [2024-11-13 20:41:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2024-11-13 20:41:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:41:32,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:32,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 107 proven. 101 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 20:41:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 189 states and 289 transitions. [2024-11-13 20:41:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 289 transitions. [2024-11-13 20:41:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 20:41:44,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:44,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:45,452 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 107 proven. 101 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-13 20:41:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 189 states and 285 transitions. [2024-11-13 20:41:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 285 transitions. [2024-11-13 20:41:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:41:48,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:48,920 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 113 proven. 110 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-13 20:41:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:41:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 190 states and 288 transitions. [2024-11-13 20:41:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 288 transitions. [2024-11-13 20:41:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:41:50,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:41:50,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:41:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:41:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 27 proven. 155 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-13 20:42:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:04,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 198 states and 301 transitions. [2024-11-13 20:42:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 301 transitions. [2024-11-13 20:42:04,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 20:42:04,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:04,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:04,501 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 27 proven. 155 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-13 20:42:07,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 198 states and 297 transitions. [2024-11-13 20:42:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 297 transitions. [2024-11-13 20:42:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 20:42:07,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:07,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 6 proven. 235 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 20:42:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2024-11-13 20:42:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2024-11-13 20:42:20,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 20:42:20,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:20,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 6 proven. 235 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-13 20:42:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 206 states and 312 transitions. [2024-11-13 20:42:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 312 transitions. [2024-11-13 20:42:21,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 20:42:21,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:21,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:22,512 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 182 proven. 47 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-13 20:42:24,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 207 states and 313 transitions. [2024-11-13 20:42:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 313 transitions. [2024-11-13 20:42:24,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 20:42:24,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:24,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 195 proven. 101 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 20:42:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 208 states and 313 transitions. [2024-11-13 20:42:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 313 transitions. [2024-11-13 20:42:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-13 20:42:26,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:26,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 195 proven. 101 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-13 20:42:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 210 states and 315 transitions. [2024-11-13 20:42:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 315 transitions. [2024-11-13 20:42:29,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 20:42:29,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:29,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 90 proven. 139 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-11-13 20:42:43,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 219 states and 328 transitions. [2024-11-13 20:42:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 328 transitions. [2024-11-13 20:42:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 20:42:43,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:43,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 133 proven. 163 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-11-13 20:42:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 225 states and 330 transitions. [2024-11-13 20:42:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 330 transitions. [2024-11-13 20:42:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 20:42:58,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:58,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 338 proven. 21 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-13 20:43:03,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:03,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 226 states and 330 transitions. [2024-11-13 20:43:03,128 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 330 transitions. [2024-11-13 20:43:03,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-13 20:43:03,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:03,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 114 proven. 187 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-11-13 20:43:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:14,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 233 states and 336 transitions. [2024-11-13 20:43:14,742 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 336 transitions. [2024-11-13 20:43:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:43:14,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:14,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-13 20:43:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:26,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 240 states and 344 transitions. [2024-11-13 20:43:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 344 transitions. [2024-11-13 20:43:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:43:26,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:26,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:26,798 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 283 proven. 101 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-13 20:43:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 192 states and 278 transitions. [2024-11-13 20:43:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 278 transitions. [2024-11-13 20:43:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 20:43:28,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:28,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-13 20:43:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 193 states and 279 transitions. [2024-11-13 20:43:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 279 transitions. [2024-11-13 20:43:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-13 20:43:30,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:30,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 11 proven. 355 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-13 20:43:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 200 states and 288 transitions. [2024-11-13 20:43:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 288 transitions. [2024-11-13 20:43:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 20:43:32,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:32,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:43:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:43:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:43:43,426 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 20:43:43,430 INFO L158 Benchmark]: Toolchain (without parser) took 394187.11ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 118.6MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 462.3MB. Max. memory is 16.1GB. [2024-11-13 20:43:43,430 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:43:43,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.14ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:43:43,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.01ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 105.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:43:43,433 INFO L158 Benchmark]: Boogie Preprocessor took 34.90ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.2MB in the end (delta: 758.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:43:43,434 INFO L158 Benchmark]: RCFGBuilder took 397.30ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 89.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:43:43,434 INFO L158 Benchmark]: CodeCheck took 393431.69ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 89.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 437.1MB. Max. memory is 16.1GB. [2024-11-13 20:43:43,437 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 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.14ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.01ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 105.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.90ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 105.2MB in the end (delta: 758.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 397.30ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 89.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 393431.69ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 89.0MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 437.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:43:43,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/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_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/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_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array30_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bf9fb5599b361d63a40d668c035ff2f49b2f61ec342dc99fdd2f9d975d29190c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:43:46,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:43:46,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:43:46,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:43:46,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:43:46,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:43:46,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:43:46,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:43:46,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:43:46,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:43:46,499 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:43:46,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:43:46,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:43:46,501 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:43:46,502 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:43:46,502 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:43:46,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:43:46,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:43:46,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:43:46,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:43:46,503 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:43:46,503 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:46,503 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:43:46,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:43:46,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:43:46,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:43:46,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:43:46,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:43:46,504 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:43:46,505 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:46,505 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:43:46,505 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_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/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 ! call(reach_error())) ) 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 -> bf9fb5599b361d63a40d668c035ff2f49b2f61ec342dc99fdd2f9d975d29190c [2024-11-13 20:43:46,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:43:46,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:43:46,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:43:46,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:43:46,848 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:43:46,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array30_pattern.c Unable to find full path for "g++" [2024-11-13 20:43:48,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:43:48,954 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:43:48,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c [2024-11-13 20:43:48,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/9d34b94da/41145c75a8f4413095aef4040c36db4b/FLAG247c9faeb [2024-11-13 20:43:48,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/data/9d34b94da/41145c75a8f4413095aef4040c36db4b [2024-11-13 20:43:48,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:43:48,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:43:48,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:43:48,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:43:48,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:43:48,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:43:48" (1/1) ... [2024-11-13 20:43:49,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cb5903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49, skipping insertion in model container [2024-11-13 20:43:49,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:43:48" (1/1) ... [2024-11-13 20:43:49,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:43:49,199 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c[1189,1202] [2024-11-13 20:43:49,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:43:49,245 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:43:49,257 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/sv-benchmarks/c/array-patterns/array30_pattern.c[1189,1202] [2024-11-13 20:43:49,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:43:49,291 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:43:49,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49 WrapperNode [2024-11-13 20:43:49,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:43:49,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:43:49,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:43:49,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:43:49,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,341 INFO L138 Inliner]: procedures = 19, calls = 15, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2024-11-13 20:43:49,344 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:43:49,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:43:49,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:43:49,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:43:49,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,388 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:43:49,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:43:49,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:43:49,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:43:49,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:43:49" (1/1) ... [2024-11-13 20:43:49,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:43:49,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:43:49,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:43:49,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:43:49,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:43:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:43:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:43:49,575 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:43:49,578 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:43:49,974 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 20:43:49,974 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:43:50,076 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:43:50,076 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 20:43:50,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:43:50 BoogieIcfgContainer [2024-11-13 20:43:50,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:43:50,078 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:43:50,078 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:43:50,090 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:43:50,090 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:43:50" (1/1) ... [2024-11-13 20:43:50,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:43:50,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 20:43:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 20:43:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:43:50,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:50,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:50,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:43:50,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:43:50,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:43:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:50,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:43:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:50,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:43:50,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:50,699 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 20:43:50,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:43:50,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 20:43:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 20:43:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:43:50,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:50,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:50,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:43:50,914 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:43:50,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:43:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:51,187 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:43:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:51,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:43:51,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:43:51,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:43:51,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 20:43:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 20:43:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:43:51,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:51,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:51,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:43:51,752 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:43:51,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:43:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:52,071 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:43:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:52,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:43:52,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:43:52,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:43:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 20:43:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 20:43:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:43:53,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:53,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:53,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:43:53,194 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:43:53,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:43:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:53,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:43:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:53,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:43:53,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:43:53,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:43:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:43:53,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-11-13 20:43:53,901 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-11-13 20:43:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:43:53,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:43:53,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:43:53,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:43:53,904 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:43:53,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:43:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:54,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:43:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:43:54,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:43:54,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:43:55,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2024-11-13 20:43:55,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 21 treesize of output 13 [2024-11-13 20:43:56,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:43:56,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:44:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:02,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 23 states and 49 transitions. [2024-11-13 20:44:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 49 transitions. [2024-11-13 20:44:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:44:02,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:02,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:02,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:02,983 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:02,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:44:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:03,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:03,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 20:44:03,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:44:04,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:44:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 24 states and 52 transitions. [2024-11-13 20:44:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 52 transitions. [2024-11-13 20:44:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:44:05,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:05,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:05,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:05,711 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:05,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:44:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:05,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:06,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:06,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:44:06,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:44:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 27 states and 60 transitions. [2024-11-13 20:44:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 60 transitions. [2024-11-13 20:44:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:44:10,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:10,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:10,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:10,773 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:10,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:44:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:11,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:11,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:44:11,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:44:11,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:44:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 28 states and 62 transitions. [2024-11-13 20:44:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 62 transitions. [2024-11-13 20:44:12,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:44:12,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:12,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:12,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:12,700 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:12,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:44:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:12,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:13,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:44:13,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:44:13,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 20:44:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 30 states and 66 transitions. [2024-11-13 20:44:15,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 66 transitions. [2024-11-13 20:44:15,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:44:15,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:15,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:15,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:15,693 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:15,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:44:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:15,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:16,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:16,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 20:44:16,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 20:44:17,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:17,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 31 states and 67 transitions. [2024-11-13 20:44:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 67 transitions. [2024-11-13 20:44:17,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:44:17,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:17,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:17,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:17,719 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:17,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:44:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:18,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:18,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:18,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:44:19,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 20:44:23,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 33 states and 72 transitions. [2024-11-13 20:44:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 72 transitions. [2024-11-13 20:44:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:44:23,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:23,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:23,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:23,268 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:23,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:44:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:23,566 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:23,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:23,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:44:24,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 20:44:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 40 states and 84 transitions. [2024-11-13 20:44:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 84 transitions. [2024-11-13 20:44:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:44:33,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:33,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:33,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:33,628 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:33,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 20:44:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:33,908 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:34,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:34,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:34,644 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:44:34,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 20:44:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:35,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2024-11-13 20:44:35,904 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2024-11-13 20:44:35,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:44:35,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:35,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:35,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:35,911 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:35,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 20:44:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:36,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:36,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:36,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:44:37,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 20:44:38,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:38,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 68 transitions. [2024-11-13 20:44:38,378 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2024-11-13 20:44:38,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:44:38,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:38,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:38,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:38,381 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:38,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 20:44:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:38,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:38,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:44:38,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:44:39,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 20:44:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:42,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2024-11-13 20:44:42,310 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2024-11-13 20:44:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:44:42,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:42,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:42,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:42,314 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:42,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 20:44:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:44,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:44:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:44:44,517 WARN L253 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 20:44:44,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:44:44,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2024-11-13 20:44:45,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2024-11-13 20:44:46,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:46,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:46,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 46 treesize of output 31 [2024-11-13 20:44:47,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:47,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:47,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:47,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 49 [2024-11-13 20:44:52,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:52,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:52,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:52,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:44:52,899 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:44:52,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 44 [2024-11-13 20:44:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:44:53,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 20:45:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 111 transitions. [2024-11-13 20:45:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2024-11-13 20:45:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:45:23,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:23,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:23,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:23,501 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:23,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 20:45:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:23,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:24,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:45:24,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:45:27,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 20:45:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 112 transitions. [2024-11-13 20:45:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 112 transitions. [2024-11-13 20:45:32,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:45:32,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:32,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:32,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:32,585 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:32,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 20:45:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:32,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:33,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:45:33,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:33,427 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:45:33,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 20:45:35,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:35,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 55 states and 114 transitions. [2024-11-13 20:45:35,384 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 114 transitions. [2024-11-13 20:45:35,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:45:35,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:35,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:35,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:35,390 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:35,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 20:45:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:35,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:35,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:45:35,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:45:36,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 20:45:38,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 116 transitions. [2024-11-13 20:45:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 116 transitions. [2024-11-13 20:45:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:45:38,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:38,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:38,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:38,477 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:38,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 20:45:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:38,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:38,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:45:38,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:45:42,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 20:45:53,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 61 states and 127 transitions. [2024-11-13 20:45:53,592 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 127 transitions. [2024-11-13 20:45:53,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:45:53,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:53,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:53,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:53,597 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:53,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 20:45:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:53,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:54,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:45:54,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:45:54,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 20:45:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:45:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 127 transitions. [2024-11-13 20:45:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 127 transitions. [2024-11-13 20:45:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:45:56,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:45:56,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:56,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:45:56,895 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:45:56,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 20:45:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:57,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:45:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:45:57,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:45:57,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:45:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:45:58,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 20:46:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 64 states and 130 transitions. [2024-11-13 20:46:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-13 20:46:03,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:46:03,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:03,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:03,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:03,697 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:03,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 20:46:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:04,091 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:04,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:46:04,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:46:08,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 20:46:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 69 states and 142 transitions. [2024-11-13 20:46:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 142 transitions. [2024-11-13 20:46:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 20:46:25,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:25,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:25,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:25,102 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:25,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 20:46:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:25,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:25,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:46:25,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 20:46:26,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 20:46:29,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:29,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 70 states and 142 transitions. [2024-11-13 20:46:29,271 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 142 transitions. [2024-11-13 20:46:29,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:46:29,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:29,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:29,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:29,277 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:29,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 20:46:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:29,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:29,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:46:29,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 20:46:34,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-13 20:46:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 71 states and 143 transitions. [2024-11-13 20:46:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 143 transitions. [2024-11-13 20:46:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:46:39,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:39,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:39,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:39,949 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:39,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 20:46:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:40,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:40,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:46:40,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:46:42,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-13 20:46:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:48,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 73 states and 146 transitions. [2024-11-13 20:46:48,759 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 146 transitions. [2024-11-13 20:46:48,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:46:48,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:48,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:48,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:48,761 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:48,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 20:46:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:49,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:49,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:46:49,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 24 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 20:46:50,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 20:46:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 75 states and 150 transitions. [2024-11-13 20:46:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 150 transitions. [2024-11-13 20:46:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:46:55,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:55,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:46:55,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:46:55,368 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:46:55,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 20:46:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:55,741 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:46:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:55,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 20:46:55,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:46:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 20:46:57,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 20:47:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2024-11-13 20:47:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2024-11-13 20:47:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:47:03,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:03,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:03,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:47:03,818 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:47:03,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 20:47:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:04,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:47:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:04,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:47:04,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:47:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:47:05,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 20:47:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:07,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2024-11-13 20:47:07,215 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2024-11-13 20:47:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:47:07,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:07,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:07,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:47:07,218 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:47:07,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 20:47:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:07,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:47:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:07,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:47:07,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:47:11,994 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 20:47:11,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 20:47:24,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:24,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2024-11-13 20:47:24,373 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2024-11-13 20:47:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:47:24,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:24,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:24,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:47:24,375 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:47:24,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 20:47:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:24,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:47:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:24,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:47:24,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:47:25,230 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 20:47:25,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 20:47:28,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:28,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2024-11-13 20:47:28,156 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2024-11-13 20:47:28,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 20:47:28,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:28,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:28,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:47:28,160 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:47:28,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 20:47:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:28,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:47:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:28,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:47:28,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:47:30,117 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 3 proven. 50 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 20:47:30,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 20:47:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:58,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 93 states and 180 transitions. [2024-11-13 20:47:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 180 transitions. [2024-11-13 20:47:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:47:58,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:58,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:47:58,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:47:58,425 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:47:58,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 20:47:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:58,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:47:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:47:59,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:47:59,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 20:48:03,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 20:48:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 96 states and 186 transitions. [2024-11-13 20:48:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 186 transitions. [2024-11-13 20:48:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 20:48:17,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:17,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:17,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:17,259 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:17,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 20:48:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:17,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:17,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:48:17,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-13 20:48:18,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-13 20:48:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 97 states and 186 transitions. [2024-11-13 20:48:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 186 transitions. [2024-11-13 20:48:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 20:48:22,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:22,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:22,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:22,236 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:22,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 20:48:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:22,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:22,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:48:22,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 20:48:25,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 20:48:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:34,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 99 states and 189 transitions. [2024-11-13 20:48:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 189 transitions. [2024-11-13 20:48:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:48:34,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:34,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:34,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:34,471 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:34,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 20:48:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:34,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:35,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:48:35,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:35,598 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 24 proven. 41 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 20:48:35,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 20:48:38,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:38,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 100 states and 190 transitions. [2024-11-13 20:48:38,127 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 190 transitions. [2024-11-13 20:48:38,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:48:38,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:38,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:38,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:38,130 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:38,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 20:48:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:38,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:38,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:48:38,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 40 proven. 41 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 20:48:39,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 20:48:39,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 101 states and 191 transitions. [2024-11-13 20:48:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 191 transitions. [2024-11-13 20:48:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:48:39,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:39,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:39,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:39,915 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:39,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 20:48:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:40,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:40,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 20:48:40,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:41,224 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 30 proven. 41 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 20:48:41,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 20:48:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:50,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 104 states and 196 transitions. [2024-11-13 20:48:50,797 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 196 transitions. [2024-11-13 20:48:50,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 20:48:50,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:50,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:50,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:50,800 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:50,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 20:48:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:51,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:51,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 20:48:51,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:52,480 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 72 proven. 45 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 20:48:52,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 20:48:55,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:48:55,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 105 states and 197 transitions. [2024-11-13 20:48:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 197 transitions. [2024-11-13 20:48:55,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:48:55,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:48:55,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:48:55,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:48:55,815 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:48:55,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 20:48:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:56,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:48:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:56,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:48:56,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:48:57,357 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 75 proven. 24 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 20:48:57,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 20:49:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 106 states and 198 transitions. [2024-11-13 20:49:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 198 transitions. [2024-11-13 20:49:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 20:49:00,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:00,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:49:00,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:49:00,735 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:49:00,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 20:49:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:07,655 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:49:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:08,028 WARN L253 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-13 20:49:08,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:49:08,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 15 treesize of output 1 [2024-11-13 20:49:08,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2024-11-13 20:49:08,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 40 treesize of output 31 [2024-11-13 20:49:12,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:12,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:12,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:12,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2024-11-13 20:49:13,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:13,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 64 [2024-11-13 20:49:15,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:15,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 84 [2024-11-13 20:49:19,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:20,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:20,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 104 [2024-11-13 20:49:21,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:21,842 INFO L224 Elim1Store]: Index analysis took 153 ms [2024-11-13 20:49:21,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 122 [2024-11-13 20:49:23,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:23,711 INFO L224 Elim1Store]: Index analysis took 177 ms [2024-11-13 20:49:23,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 142 [2024-11-13 20:49:50,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 20:49:50,359 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:49:50,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 218 treesize of output 94 [2024-11-13 20:49:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:49:53,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ca14d22-2932-4030-9c4e-a8c93f0c2fa6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0