./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:01:23,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:01:23,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 00:01:23,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:01:23,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:01:23,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:01:23,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:01:23,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:01:23,122 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:01:23,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:01:23,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:01:23,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:01:23,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:01:23,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:01:23,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:01:23,124 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:01:23,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:01:23,124 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_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-12-06 00:01:23,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:01:23,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:01:23,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:01:23,340 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:01:23,340 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:01:23,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/verifythis/lcp.c [2024-12-06 00:01:25,936 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/f7e7869af/ca19d272591e4d038595fa9023ffd3a8/FLAG0bdbe4a82 [2024-12-06 00:01:26,127 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:01:26,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/sv-benchmarks/c/verifythis/lcp.c [2024-12-06 00:01:26,135 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/f7e7869af/ca19d272591e4d038595fa9023ffd3a8/FLAG0bdbe4a82 [2024-12-06 00:01:26,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/f7e7869af/ca19d272591e4d038595fa9023ffd3a8 [2024-12-06 00:01:26,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:01:26,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:01:26,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:01:26,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:01:26,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:01:26,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155a49cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26, skipping insertion in model container [2024-12-06 00:01:26,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:01:26,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:01:26,334 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:01:26,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:01:26,366 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:01:26,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26 WrapperNode [2024-12-06 00:01:26,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:01:26,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:01:26,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:01:26,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:01:26,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,400 INFO L138 Inliner]: procedures = 20, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 107 [2024-12-06 00:01:26,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:01:26,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:01:26,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:01:26,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:01:26,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,411 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,411 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:01:26,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:01:26,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:01:26,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:01:26,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:01:26,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:01:26,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:01:26,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:01:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:01:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:01:26,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:01:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:01:26,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:01:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:01:26,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:01:26,557 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:01:26,559 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:01:26,783 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-12-06 00:01:26,784 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:01:26,851 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:01:26,851 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:01:26,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:01:26 BoogieIcfgContainer [2024-12-06 00:01:26,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:01:26,852 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:01:26,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:01:26,862 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:01:26,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:01:26" (1/1) ... [2024-12-06 00:01:26,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:01:26,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-12-06 00:01:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-12-06 00:01:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:01:26,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:26,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:27,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:27,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:27,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-12-06 00:01:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-12-06 00:01:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:01:27,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:27,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:27,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-12-06 00:01:27,877 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-12-06 00:01:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:01:27,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:27,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:27,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-12-06 00:01:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-12-06 00:01:27,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:01:27,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:27,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:29,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:29,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2024-12-06 00:01:29,184 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2024-12-06 00:01:29,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:01:29,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:29,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 56 states and 79 transitions. [2024-12-06 00:01:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2024-12-06 00:01:29,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:01:29,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:29,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:29,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2024-12-06 00:01:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2024-12-06 00:01:30,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:01:30,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:30,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:30,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:30,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2024-12-06 00:01:30,377 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2024-12-06 00:01:30,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:01:30,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:30,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:30,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2024-12-06 00:01:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2024-12-06 00:01:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:01:32,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:32,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:32,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2024-12-06 00:01:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2024-12-06 00:01:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:01:34,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:34,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 115 transitions. [2024-12-06 00:01:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 115 transitions. [2024-12-06 00:01:35,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:01:35,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:35,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:35,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 114 transitions. [2024-12-06 00:01:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 114 transitions. [2024-12-06 00:01:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:01:35,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:35,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2024-12-06 00:01:35,905 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2024-12-06 00:01:35,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:01:35,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:35,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:36,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:39,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2024-12-06 00:01:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2024-12-06 00:01:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:01:39,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:39,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 78 states and 132 transitions. [2024-12-06 00:01:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 132 transitions. [2024-12-06 00:01:40,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:01:40,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:40,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:41,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:01:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:47,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2024-12-06 00:01:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2024-12-06 00:01:47,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:01:47,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:47,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:47,510 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:01:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 94 states and 183 transitions. [2024-12-06 00:01:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2024-12-06 00:01:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:01:51,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:51,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:01:52,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 95 states and 185 transitions. [2024-12-06 00:01:52,385 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 185 transitions. [2024-12-06 00:01:52,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:01:52,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:52,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:01:52,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:01:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2024-12-06 00:01:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2024-12-06 00:01:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:01:52,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:01:52,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:01:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:01:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 105 states and 214 transitions. [2024-12-06 00:02:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 214 transitions. [2024-12-06 00:02:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:02:02,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:02,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:02,861 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:10,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 115 states and 243 transitions. [2024-12-06 00:02:10,966 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 243 transitions. [2024-12-06 00:02:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:10,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:10,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:10,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:11,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:02:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 123 states and 267 transitions. [2024-12-06 00:02:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 267 transitions. [2024-12-06 00:02:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:19,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:19,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:20,830 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:25,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 127 states and 285 transitions. [2024-12-06 00:02:25,855 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 285 transitions. [2024-12-06 00:02:25,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:25,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:25,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:25,873 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:02:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 127 states and 284 transitions. [2024-12-06 00:02:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 284 transitions. [2024-12-06 00:02:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:26,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:26,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:02:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 127 states and 283 transitions. [2024-12-06 00:02:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 283 transitions. [2024-12-06 00:02:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:27,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:27,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:27,783 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 129 states and 306 transitions. [2024-12-06 00:02:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 306 transitions. [2024-12-06 00:02:29,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:02:29,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:29,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 130 states and 314 transitions. [2024-12-06 00:02:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 314 transitions. [2024-12-06 00:02:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:02:30,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:30,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 131 states and 317 transitions. [2024-12-06 00:02:34,703 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 317 transitions. [2024-12-06 00:02:34,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:02:34,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:34,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:37,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 133 states and 330 transitions. [2024-12-06 00:02:37,476 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 330 transitions. [2024-12-06 00:02:37,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:02:37,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:37,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:37,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:02:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 134 states and 337 transitions. [2024-12-06 00:02:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 337 transitions. [2024-12-06 00:02:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:02:38,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:38,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:38,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:02:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:39,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 133 states and 336 transitions. [2024-12-06 00:02:39,547 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 336 transitions. [2024-12-06 00:02:39,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:02:39,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:39,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:40,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:02:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:02:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 147 states and 379 transitions. [2024-12-06 00:02:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 379 transitions. [2024-12-06 00:02:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:02:58,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:02:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:02:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:02:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:03:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 152 states and 395 transitions. [2024-12-06 00:03:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 395 transitions. [2024-12-06 00:03:05,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:03:05,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:03:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 156 states and 410 transitions. [2024-12-06 00:03:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 410 transitions. [2024-12-06 00:03:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:03:11,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:11,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:03:16,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:16,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 161 states and 417 transitions. [2024-12-06 00:03:16,890 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 417 transitions. [2024-12-06 00:03:16,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:03:16,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:16,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:03:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 167 states and 438 transitions. [2024-12-06 00:03:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 438 transitions. [2024-12-06 00:03:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 00:03:28,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:28,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:03:50,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 184 states and 485 transitions. [2024-12-06 00:03:50,965 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 485 transitions. [2024-12-06 00:03:50,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 00:03:50,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:50,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:03:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 187 states and 495 transitions. [2024-12-06 00:03:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 495 transitions. [2024-12-06 00:03:56,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:03:56,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:56,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:03:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:03:56,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:04:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 194 states and 505 transitions. [2024-12-06 00:04:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 505 transitions. [2024-12-06 00:04:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:04:05,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:05,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:04:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:04:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 195 states and 508 transitions. [2024-12-06 00:04:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 508 transitions. [2024-12-06 00:04:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 00:04:07,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:04:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:04:40,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 214 states and 558 transitions. [2024-12-06 00:04:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 558 transitions. [2024-12-06 00:04:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:04:40,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:40,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:04:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 00:04:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:04:51,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 220 states and 572 transitions. [2024-12-06 00:04:51,611 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 572 transitions. [2024-12-06 00:04:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:04:51,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:04:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:04:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 00:05:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:01,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 224 states and 580 transitions. [2024-12-06 00:05:01,019 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 580 transitions. [2024-12-06 00:05:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:05:01,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:01,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:05:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:05:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:03,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 225 states and 580 transitions. [2024-12-06 00:05:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 580 transitions. [2024-12-06 00:05:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:05:03,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:03,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:05:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:03,642 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:05:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 228 states and 582 transitions. [2024-12-06 00:05:10,308 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 582 transitions. [2024-12-06 00:05:10,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:05:10,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:10,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:05:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:10,836 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:05:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:17,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-12-06 00:05:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-12-06 00:05:17,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:05:17,752 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2024-12-06 00:05:17,760 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-12-06 00:05:25,986 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,986 INFO L75 FloydHoareUtils]: For program point L11(line 11) no Hoare annotation was computed. [2024-12-06 00:05:25,986 INFO L75 FloydHoareUtils]: For program point L11-2(line 11) no Hoare annotation was computed. [2024-12-06 00:05:25,986 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 35 49) the Hoare annotation is: (let ((.cse0 (@diff |#valid| |ULTIMATE.start_main_old_#valid#1|))) (= (select |ULTIMATE.start_main_old_#valid#1| .cse0) (select |#valid| .cse0))) [2024-12-06 00:05:25,986 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK(lines 35 49) no Hoare annotation was computed. [2024-12-06 00:05:25,987 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,987 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (let ((.cse2 (select |#length| |ULTIMATE.start_check_~a#1.base|)) (.cse3 (* 4 |ULTIMATE.start_check_~x#1|)) (.cse4 (select |#memory_int| |ULTIMATE.start_check_~a#1.base|)) (.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~x#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) .cse2) (= |ULTIMATE.start_check_~a#1.offset| 0) (<= (+ .cse3 .cse1 4) .cse2) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (select .cse4 (+ |ULTIMATE.start_check_~a#1.offset| .cse3 .cse1)) 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (= (select .cse4 (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-12-06 00:05:25,987 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: (let ((.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) (select |#length| |ULTIMATE.start_check_~a#1.base|)) (= |ULTIMATE.start_check_~a#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_check_#t~mem10#1| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (= (select (select |#memory_int| |ULTIMATE.start_check_~a#1.base|) (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-12-06 00:05:25,987 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,987 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,987 INFO L77 FloydHoareUtils]: At program point L12(lines 12 14) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,987 INFO L75 FloydHoareUtils]: For program point L12-1(lines 12 14) no Hoare annotation was computed. [2024-12-06 00:05:25,987 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,988 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,988 INFO L75 FloydHoareUtils]: For program point L13-2(line 13) no Hoare annotation was computed. [2024-12-06 00:05:25,988 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:05:25,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,988 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,988 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,988 INFO L77 FloydHoareUtils]: At program point L47-2(line 47) the Hoare annotation is: (and (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-12-06 00:05:25,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L77 FloydHoareUtils]: At program point L31(lines 31 32) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point L32(line 32) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point L32-1(line 32) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L77 FloydHoareUtils]: At program point L24(lines 24 33) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,990 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse17 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse3 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse4 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse6 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse8 ((as const (Array Int Int)) 0)) (.cse7 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse9 (= (+ .cse17 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse0 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse13 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse12 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse15 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse5 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse1 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse2 (not |ULTIMATE.start_lcp_#t~short7#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and (or (< (+ .cse0 3) .cse1) .cse2) .cse3 .cse4 (or (< (+ 3 .cse5) .cse1) .cse2) .cse6 .cse7 (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse8 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 .cse12 (or (<= .cse13 .cse1) (< (+ 3 .cse1) .cse0)) .cse14 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse15 .cse16) (let ((.cse18 (* |ULTIMATE.start_lcp_~l~0#1| 4)) (.cse19 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and .cse3 .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse6 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse8 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse1) (+ .cse17 .cse5)) .cse7 .cse9 (or (< (+ .cse0 3 .cse18) .cse1) .cse2) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse19) (< .cse13 (+ .cse1 1)) .cse10 .cse11 .cse12 .cse14 .cse15 (or |ULTIMATE.start_lcp_#t~short7#1| (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (or (< (+ 3 .cse5 .cse18) .cse1) .cse2) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse19) .cse16))))) [2024-12-06 00:05:25,990 INFO L77 FloydHoareUtils]: At program point L18-2(line 18) the Hoare annotation is: (let ((.cse16 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse7 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse8 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse9 (= (+ .cse16 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse12 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse5 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse13 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse2 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse3 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse15 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 (<= (+ .cse2 4) .cse3) .cse4 (<= .cse5 .cse3) .cse6 .cse7 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse8 .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 (<= (+ .cse12 4) .cse3) .cse13 .cse14 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse15) (let ((.cse17 (* |ULTIMATE.start_lcp_~l~0#1| 4))) (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse3) (+ .cse16 .cse2)) .cse6 .cse7 .cse8 .cse9 (<= (+ .cse12 4 .cse17) .cse3) (< .cse5 (+ .cse3 1)) .cse10 .cse11 .cse13 .cse14 (< (+ 3 .cse2 .cse17) .cse3) .cse15))))) [2024-12-06 00:05:25,991 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:05:25,991 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (let ((.cse16 (* |ULTIMATE.start_lcp_~l~0#1| 4)) (.cse4 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse2 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse3)) (.cse7 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse8 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse9 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse10 (= (+ .cse4 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse11 (= |ULTIMATE.start_lcp_#t~mem5#1| 0)) (.cse12 (<= (+ (* 4 |ULTIMATE.start_lcp_~x#1|) 4 .cse16) .cse3)) (.cse13 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse14 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse15 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse17 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse18 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse2 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse3) (+ .cse4 .cse5)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (<= (+ .cse5 4 .cse16) .cse3) .cse17 .cse18) (and .cse0 .cse1 (<= (+ .cse5 4) .cse3) .cse2 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse9 .cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse18)))) [2024-12-06 00:05:25,991 INFO L77 FloydHoareUtils]: At program point L18-6(lines 18 20) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse21 ((as const (Array Int Int)) 0)) (.cse17 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse19 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (let ((.cse5 (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1| 1) .cse19)) (.cse6 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse0 (* |ULTIMATE.start_main_~y~0#1| 4)) (.cse7 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse17)) (.cse9 (= .cse21 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse11 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse12 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|)) (.cse2 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse3 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (<= 0 |ULTIMATE.start_main_~x~0#1|)) (.cse8 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse10 (= (+ .cse1 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse13 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse18 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (.cse20 (= |ULTIMATE.start_lcp_~l~0#1| 0)) (.cse15 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse22 (not |ULTIMATE.start_lcp_#t~short7#1|))) (or (and (<= (+ .cse0 4 (* |ULTIMATE.start_lcp_~l~0#1| 4)) .cse1) |ULTIMATE.start_lcp_#t~short7#1| .cse2 .cse3 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) .cse4 .cse5 .cse6 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse2 .cse3 .cse5 .cse6 (<= (+ .cse0 .cse17) (+ .cse1 (* 4 |ULTIMATE.start_lcp_~y#1|))) .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse9 .cse10 .cse11 .cse12 (<= .cse18 .cse19) .cse13 .cse14 .cse20 .cse15 .cse16) (and .cse2 .cse3 .cse4 (= .cse21 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) .cse8 .cse10 (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse19) .cse13 .cse15 (or (< |ULTIMATE.start_main_~n~0#1| .cse18) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse19) .cse22) (and .cse20 .cse15 .cse22)))) [2024-12-06 00:05:25,991 INFO L77 FloydHoareUtils]: At program point L18-9(lines 18 20) the Hoare annotation is: (let ((.cse6 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse5 (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse7 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse5)) (.cse8 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse4 ((as const (Array Int Int)) 0)) (.cse9 (= (+ .cse6 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse12 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse13 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse14 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (let ((.cse2 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse15 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and .cse0 .cse1 (<= 1 .cse2) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse3 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse4 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse5) (+ .cse6 (* 4 |ULTIMATE.start_lcp_~y#1|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= .cse2 .cse15) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse15) .cse16)) (and .cse0 .cse1 .cse3 .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse4 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse14 .cse16)))) [2024-12-06 00:05:25,992 INFO L77 FloydHoareUtils]: At program point L18-10(lines 18 20) the Hoare annotation is: (let ((.cse1 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))) (or (let ((.cse0 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= 0 |ULTIMATE.start_main_~y~0#1|) (= (+ (select |#length| |ULTIMATE.start_main_~a~0#1.base|) (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4)) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) .cse1 (or (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse0))) (and (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse1))) [2024-12-06 00:05:25,996 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:283) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:371) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.lib.translation.DefaultTranslator.translateExpressionWithContext(DefaultTranslator.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:109) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContext(BacktranslationService.java:117) at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createInvariantResults(FloydHoareUtils.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantAndContractResults(CodeCheckObserver.java:542) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:518) 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) [2024-12-06 00:05:25,999 INFO L158 Benchmark]: Toolchain (without parser) took 239846.30ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 116.4MB in the beginning and 399.7MB in the end (delta: -283.3MB). Peak memory consumption was 227.7MB. Max. memory is 16.1GB. [2024-12-06 00:05:26,000 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:05:26,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.77ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 104.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:05:26,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.48ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:05:26,000 INFO L158 Benchmark]: Boogie Preprocessor took 24.39ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:05:26,000 INFO L158 Benchmark]: RCFGBuilder took 425.93ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 76.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:05:26,001 INFO L158 Benchmark]: CodeCheck took 239146.48ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 76.5MB in the beginning and 399.7MB in the end (delta: -323.2MB). Peak memory consumption was 194.2MB. Max. memory is 16.1GB. [2024-12-06 00:05:26,002 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 230.9s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5623 SdHoareTripleChecker+Valid, 56.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5287 mSDsluCounter, 1799 SdHoareTripleChecker+Invalid, 50.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1302 mSDsCounter, 7940 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34411 IncrementalHoareTripleChecker+Invalid, 42351 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7940 mSolverCounterUnsat, 497 mSDtfsCounter, 34411 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7219 GetRequests, 6181 SyntacticMatches, 186 SemanticMatches, 852 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309656 ImplicationChecksByTransitivity, 222.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 605 NumberOfCodeBlocks, 605 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 7779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 22 PerfectInterpolantSequences, 150/302 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.77ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 104.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.48ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.39ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 425.93ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 76.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 239146.48ms. Allocated memory was 142.6MB in the beginning and 654.3MB in the end (delta: 511.7MB). Free memory was 76.5MB in the beginning and 399.7MB in the end (delta: -323.2MB). Peak memory consumption was 194.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:05:26,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/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_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:05:28,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:05:28,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 00:05:28,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:05:28,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:05:28,150 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:05:28,150 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:05:28,150 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:05:28,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:05:28,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:05:28,151 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:05:28,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:05:28,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:05:28,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:05:28,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:05:28,152 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:28,152 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:05:28,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:05:28,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:05:28,153 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:05:28,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:05:28,153 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:05:28,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:28,153 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:05:28,153 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_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-12-06 00:05:28,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:05:28,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:05:28,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:05:28,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:05:28,398 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:05:28,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/verifythis/lcp.c [2024-12-06 00:05:31,161 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/5e8e7a483/249786ea45344668b81948cab8018963/FLAGe66de2a3f [2024-12-06 00:05:31,335 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:05:31,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/sv-benchmarks/c/verifythis/lcp.c [2024-12-06 00:05:31,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/5e8e7a483/249786ea45344668b81948cab8018963/FLAGe66de2a3f [2024-12-06 00:05:31,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/data/5e8e7a483/249786ea45344668b81948cab8018963 [2024-12-06 00:05:31,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:05:31,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:05:31,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:05:31,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:05:31,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:05:31,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429e0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31, skipping insertion in model container [2024-12-06 00:05:31,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:05:31,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:05:31,556 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:05:31,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:05:31,594 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:05:31,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31 WrapperNode [2024-12-06 00:05:31,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:05:31,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:05:31,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:05:31,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:05:31,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,631 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 102 [2024-12-06 00:05:31,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:05:31,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:05:31,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:05:31,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:05:31,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,650 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,655 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:05:31,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:05:31,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:05:31,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:05:31,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:05:31" (1/1) ... [2024-12-06 00:05:31,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:05:31,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:05:31,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:05:31,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:05:31,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:05:31,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:05:31,797 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:05:31,799 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:05:32,116 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-12-06 00:05:32,117 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:05:32,200 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:05:32,200 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:05:32,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:05:32 BoogieIcfgContainer [2024-12-06 00:05:32,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:05:32,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:05:32,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:05:32,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:05:32,212 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:05:32" (1/1) ... [2024-12-06 00:05:32,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:05:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-12-06 00:05:32,256 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-12-06 00:05:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:05:32,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:32,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:32,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:32,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:32,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:05:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:32,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:32,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:05:32,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:32,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 00:05:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:32,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:05:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-12-06 00:05:32,508 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-12-06 00:05:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:05:32,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:32,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:32,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:32,510 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:32,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:05:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:32,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:32,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 00:05:32,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:32,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:05:32,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:32,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:05:34,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:34,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-12-06 00:05:34,124 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-12-06 00:05:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:05:34,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:34,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:34,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:34,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:05:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:34,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:34,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:05:34,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:34,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:05:34,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-12-06 00:05:34,241 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-12-06 00:05:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:05:34,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:34,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:34,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:34,243 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:34,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:05:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:34,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:34,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 00:05:34,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:34,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:05:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:34,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:05:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2024-12-06 00:05:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2024-12-06 00:05:36,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:05:36,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:36,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:36,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:36,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:36,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:05:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:37,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:37,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:05:37,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:37,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 00:05:37,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:37,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:05:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2024-12-06 00:05:38,733 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-12-06 00:05:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:05:38,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:38,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:38,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:38,735 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:38,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 00:05:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:38,799 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:38,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:05:38,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:38,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 00:05:39,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2024-12-06 00:05:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-12-06 00:05:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:05:39,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:39,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:39,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:39,245 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:39,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 00:05:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:39,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:39,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:05:39,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:39,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 00:05:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-12-06 00:05:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-12-06 00:05:39,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:05:39,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:39,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:39,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:39,839 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:39,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 00:05:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:39,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:39,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:05:39,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:40,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 00:05:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2024-12-06 00:05:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-12-06 00:05:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:05:43,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:43,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:43,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:43,006 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:43,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 00:05:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:43,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:43,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 00:05:43,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:43,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:05:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:44,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 00:05:55,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2024-12-06 00:05:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2024-12-06 00:05:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:05:55,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:55,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:55,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:55,618 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:55,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 00:05:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:55,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:55,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:05:55,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:55,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 00:05:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2024-12-06 00:05:56,387 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2024-12-06 00:05:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:05:56,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:56,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:05:56,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:05:56,389 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:05:56,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 00:05:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:56,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:05:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:05:56,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 00:05:56,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:05:56,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:05:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:05:58,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 00:06:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:06,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2024-12-06 00:06:06,489 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2024-12-06 00:06:06,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:06:06,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:06,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:06:06,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:06:06,496 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:06:06,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 00:06:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:06,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:06:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:06,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 00:06:06,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:06,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:06:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:08,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 00:06:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2024-12-06 00:06:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2024-12-06 00:06:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:06:25,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:25,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:06:25,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:06:25,786 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:06:25,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 00:06:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:25,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:06:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:25,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:06:25,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:06:25,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 00:06:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2024-12-06 00:06:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2024-12-06 00:06:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:06:30,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:30,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:06:30,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:06:30,802 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:06:30,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 00:06:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:30,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:06:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:30,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:06:30,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:30,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:06:30,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 00:06:32,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2024-12-06 00:06:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2024-12-06 00:06:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:06:32,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:32,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:06:32,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:06:32,116 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:06:32,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 00:06:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:32,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:06:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:32,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:06:32,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:06:32,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 00:06:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:06:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 87 states and 153 transitions. [2024-12-06 00:06:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 153 transitions. [2024-12-06 00:06:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:06:32,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:06:32,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:06:32,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:06:32,245 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:06:32,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 00:06:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:32,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:06:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:06:32,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 00:06:32,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:06:32,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:06:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:06:35,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 00:07:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 98 states and 179 transitions. [2024-12-06 00:07:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 179 transitions. [2024-12-06 00:07:04,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:07:04,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:04,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:07:04,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:07:04,459 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:07:04,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 00:07:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:04,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:07:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:04,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:07:04,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:07:04,586 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 7 treesize of output 6 [2024-12-06 00:07:05,997 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 64 treesize of output 54 [2024-12-06 00:07:06,003 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:07:06,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 00:07:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 108 states and 204 transitions. [2024-12-06 00:07:32,790 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 204 transitions. [2024-12-06 00:07:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:07:32,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:32,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:07:32,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:07:32,792 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:07:32,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 00:07:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:32,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:07:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:32,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:07:32,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:07:32,944 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:07:32,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-12-06 00:07:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:07:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 110 states and 207 transitions. [2024-12-06 00:07:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 207 transitions. [2024-12-06 00:07:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:07:37,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:07:37,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:07:37,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:07:37,931 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:07:37,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 00:07:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:38,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:07:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:07:38,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:07:38,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:07:38,059 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 7 treesize of output 6 [2024-12-06 00:07:40,972 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 67 treesize of output 57 [2024-12-06 00:07:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:07:41,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 00:08:08,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:08:08,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 119 states and 229 transitions. [2024-12-06 00:08:08,487 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 229 transitions. [2024-12-06 00:08:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:08:08,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:08:08,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:08:08,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:08:08,489 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:08:08,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 00:08:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:08,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:08:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:08,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:08:08,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:08:08,582 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:08:08,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 00:08:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:08:10,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 119 states and 228 transitions. [2024-12-06 00:08:10,046 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 228 transitions. [2024-12-06 00:08:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:08:10,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:08:10,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:08:10,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:08:10,048 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:08:10,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 00:08:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:10,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:08:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:10,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:08:10,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:08:10,157 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:08:10,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 00:08:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:08:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 119 states and 227 transitions. [2024-12-06 00:08:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 227 transitions. [2024-12-06 00:08:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:08:11,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:08:11,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:08:11,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:08:11,562 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:08:11,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 00:08:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:11,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:08:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:11,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 00:08:11,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:08:11,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:08:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:08:16,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 00:08:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:08:47,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 246 transitions. [2024-12-06 00:08:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 246 transitions. [2024-12-06 00:08:47,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 00:08:47,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:08:47,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:08:47,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:08:47,221 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:08:47,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 00:08:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:47,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:08:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:47,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 00:08:47,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:08:47,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:08:48,158 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:08:48,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 00:08:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:08:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 127 states and 248 transitions. [2024-12-06 00:08:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 248 transitions. [2024-12-06 00:08:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:08:51,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:08:51,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:08:51,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:08:51,192 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:08:51,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 00:08:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:51,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:08:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:08:51,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 00:08:51,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:08:51,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:09:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:09:00,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 00:09:23,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2024-12-06 00:09:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2024-12-06 00:09:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 00:09:23,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:23,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:23,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:23,506 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:23,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 00:09:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:23,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:23,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 00:09:23,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:09:23,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:09:29,490 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:09:29,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 00:09:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2024-12-06 00:09:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2024-12-06 00:09:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:09:49,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:49,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:49,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:49,087 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:49,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 00:09:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:49,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:49,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:09:49,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:09:49,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:09:49,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 00:09:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2024-12-06 00:09:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2024-12-06 00:09:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:09:52,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:52,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:52,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:52,449 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:52,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 00:09:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:52,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:52,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:52,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 00:09:52,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:09:52,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:10:00,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:10:00,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 00:11:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:11:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2024-12-06 00:11:17,325 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2024-12-06 00:11:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:11:17,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:11:17,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:11:17,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:11:17,327 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:11:17,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 00:11:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:17,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:11:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:11:17,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 00:11:17,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:11:17,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:11:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:11:28,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-12-06 00:12:41,684 WARN L286 SmtUtils]: Spent 10.37s on a formula simplification. DAG size of input: 52 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 00:13:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 166 states and 339 transitions. [2024-12-06 00:13:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 339 transitions. [2024-12-06 00:13:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:13:20,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:20,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:13:20,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:13:20,993 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:13:20,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 00:13:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:21,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:13:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:21,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:13:21,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:13:21,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 00:13:21,160 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 00:13:21,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-12-06 00:13:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:13:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 168 states and 342 transitions. [2024-12-06 00:13:33,173 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 342 transitions. [2024-12-06 00:13:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:13:33,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:13:33,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:13:33,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:13:33,174 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:13:33,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 00:13:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:33,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:13:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:13:33,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:13:33,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:13:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:13:34,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 00:14:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:14:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 173 states and 353 transitions. [2024-12-06 00:14:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 353 transitions. [2024-12-06 00:14:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:14:02,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:14:02,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:14:02,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:14:02,901 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:14:02,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 00:14:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:14:02,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:14:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:14:02,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:14:03,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:14:03,020 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:14:03,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 00:14:03,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:14:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 172 states and 352 transitions. [2024-12-06 00:14:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 352 transitions. [2024-12-06 00:14:03,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:14:03,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:14:03,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:14:03,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:14:03,080 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:14:03,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 00:14:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:14:03,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:14:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:14:03,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 00:14:03,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:14:03,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:14:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:14:18,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 00:15:06,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 177 states and 363 transitions. [2024-12-06 00:15:06,840 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 363 transitions. [2024-12-06 00:15:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 00:15:06,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:06,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:15:06,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:15:06,843 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:15:06,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 00:15:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:07,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:15:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:07,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 00:15:07,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:15:07,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-12-06 00:15:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:28,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f14eec-c388-482e-9fd1-c591f8a01e95/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0