./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i --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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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 f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:09:05,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:09:05,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 05:09:05,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:09:05,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:09:05,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:09:05,196 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:09:05,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:09:05,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:09:05,197 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:09:05,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:09:05,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:09:05,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:09:05,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:09:05,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:09:05,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:09:05,199 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:09:05,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:09:05,199 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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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 -> f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 [2024-12-06 05:09:05,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:09:05,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:09:05,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:09:05,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:09:05,457 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:09:05,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2024-12-06 05:09:08,141 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/7b503607f/9e6a2304a2914e28b7123815bffdebb0/FLAG6b767d46a [2024-12-06 05:09:08,389 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:09:08,389 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2024-12-06 05:09:08,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/7b503607f/9e6a2304a2914e28b7123815bffdebb0/FLAG6b767d46a [2024-12-06 05:09:08,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/7b503607f/9e6a2304a2914e28b7123815bffdebb0 [2024-12-06 05:09:08,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:09:08,417 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:09:08,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:09:08,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:09:08,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:09:08,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e244c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08, skipping insertion in model container [2024-12-06 05:09:08,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,451 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:09:08,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:09:08,745 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:09:08,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:09:08,834 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:09:08,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08 WrapperNode [2024-12-06 05:09:08,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:09:08,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:09:08,835 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:09:08,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:09:08,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,868 INFO L138 Inliner]: procedures = 164, calls = 68, calls flagged for inlining = 29, calls inlined = 10, statements flattened = 60 [2024-12-06 05:09:08,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:09:08,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:09:08,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:09:08,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:09:08,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,883 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:09:08,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:09:08,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:09:08,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:09:08,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:09:08" (1/1) ... [2024-12-06 05:09:08,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:09:08,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:09:08,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:09:08,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:09:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:09:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:09:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:09:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:09:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:09:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:09:08,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:09:09,037 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:09:09,038 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:09:09,184 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-12-06 05:09:09,184 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:09:09,228 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:09:09,228 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:09:09,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:09:09 BoogieIcfgContainer [2024-12-06 05:09:09,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:09:09,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:09:09,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:09:09,239 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:09:09,239 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:09:09" (1/1) ... [2024-12-06 05:09:09,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:09:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-06 05:09:09,286 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-06 05:09:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:09:09,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:09,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:09,579 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 05:09:09,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-12-06 05:09:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-12-06 05:09:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:09:09,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:09,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:09,714 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 05:09:09,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-12-06 05:09:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-06 05:09:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:09:09,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:09,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:10,019 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 05:09:10,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-06 05:09:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-06 05:09:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:09:10,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:10,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:10,576 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 05:09:10,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:10,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-12-06 05:09:10,896 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-12-06 05:09:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:09:10,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:10,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:11,249 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 05:09:12,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2024-12-06 05:09:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-12-06 05:09:12,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:09:12,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:12,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:12,497 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 05:09:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-12-06 05:09:13,322 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-12-06 05:09:13,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:09:13,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:13,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:13,432 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 05:09:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-12-06 05:09:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-06 05:09:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:09:13,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:13,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:14,137 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 05:09:15,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-12-06 05:09:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-12-06 05:09:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:09:15,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:15,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:15,620 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 05:09:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:15,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-12-06 05:09:15,636 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-12-06 05:09:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:09:15,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:15,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:15,956 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 05:09:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-12-06 05:09:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-12-06 05:09:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:09:16,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:16,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:16,498 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 05:09:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-12-06 05:09:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-12-06 05:09:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:09:16,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:17,050 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 05:09:17,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:17,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-12-06 05:09:17,871 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-12-06 05:09:17,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:09:17,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:17,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:18,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-12-06 05:09:18,617 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-12-06 05:09:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:09:18,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:18,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:19,018 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 05:09:19,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-12-06 05:09:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-12-06 05:09:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:09:19,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:19,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:21,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-12-06 05:09:21,478 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-12-06 05:09:21,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:09:21,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:21,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-12-06 05:09:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-12-06 05:09:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:09:22,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:22,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-12-06 05:09:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-12-06 05:09:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:09:23,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:23,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:24,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-12-06 05:09:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-12-06 05:09:24,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:09:24,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:24,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:25,790 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:27,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2024-12-06 05:09:27,138 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-12-06 05:09:27,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:09:27,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:27,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:29,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:29,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-12-06 05:09:29,219 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-12-06 05:09:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:09:29,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:29,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:30,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:30,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-12-06 05:09:30,625 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-12-06 05:09:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:09:30,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:30,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:31,085 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:32,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-12-06 05:09:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-12-06 05:09:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:09:32,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:32,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2024-12-06 05:09:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-12-06 05:09:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:09:34,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:34,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:34,932 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:36,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2024-12-06 05:09:36,644 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2024-12-06 05:09:36,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 05:09:36,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:36,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:37,464 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:39,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:39,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-12-06 05:09:39,940 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-12-06 05:09:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:09:39,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:41,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-12-06 05:09:41,488 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-12-06 05:09:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:09:41,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:41,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:44,391 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:09:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:09:47,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-12-06 05:09:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-12-06 05:09:47,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:09:47,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:09:47,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:09:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:09:47,532 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:09:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:09:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:09:51,699 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:09:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:09:56,943 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 28 iterations. [2024-12-06 05:09:56,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:09:56 ImpRootNode [2024-12-06 05:09:56,971 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:09:56,972 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:09:56,972 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:09:56,972 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:09:56,972 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:09:09" (3/4) ... [2024-12-06 05:09:56,975 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:09:56,975 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:09:56,976 INFO L158 Benchmark]: Toolchain (without parser) took 48559.54ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 115.2MB in the beginning and 123.5MB in the end (delta: -8.3MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. [2024-12-06 05:09:56,977 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:09:56,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.11ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 93.5MB in the end (delta: 21.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:09:56,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.87ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:09:56,978 INFO L158 Benchmark]: Boogie Preprocessor took 22.53ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 90.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:09:56,978 INFO L158 Benchmark]: RCFGBuilder took 336.98ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 72.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:09:56,978 INFO L158 Benchmark]: CodeCheck took 47742.15ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 72.5MB in the beginning and 123.5MB in the end (delta: -51.0MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2024-12-06 05:09:56,979 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 268.4MB. Free memory was 123.5MB in the beginning and 123.5MB in the end (delta: 35.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:09:56,980 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, 24 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 47.7s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1353 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1015 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 8.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 2031 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5640 IncrementalHoareTripleChecker+Invalid, 7671 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2031 mSolverCounterUnsat, 22 mSDtfsCounter, 5640 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3511 GetRequests, 3053 SyntacticMatches, 122 SemanticMatches, 336 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50588 ImplicationChecksByTransitivity, 33.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 459 NumberOfCodeBlocks, 459 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 402 ConstructedInterpolants, 0 QuantifiedInterpolants, 1953 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 12 PerfectInterpolantSequences, 0/680 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 - UnprovableResult [Line: 761]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 761. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L762] CALL entry_point() [L758] struct ldv_kobject *kobj; [L759] CALL, EXPR ldv_kobject_create() [L740] struct ldv_kobject *kobj; [L741] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L741] RET, EXPR ldv_malloc(sizeof(*kobj)) [L741] kobj = ldv_malloc(sizeof(*kobj)) [L742] COND FALSE !(!kobj) [L744] FCALL memset(kobj, 0, sizeof(*kobj)) [L745] CALL ldv_kobject_init(kobj) [L730] COND FALSE !(!kobj) [L733] CALL ldv_kobject_init_internal(kobj) [L723] COND FALSE !(!kobj) [L725] CALL ldv_kref_init(&kobj->kref) [L682] ((&kref->refcount)->counter) = (1) [L725] RET ldv_kref_init(&kobj->kref) [L726] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L540] list->next = list VAL [ldv_global_msg_list={1:0}, list={29463:4}] [L541] list->prev = list [L726] RET LDV_INIT_LIST_HEAD(&kobj->entry) [L733] RET ldv_kobject_init_internal(kobj) [L745] RET ldv_kobject_init(kobj) [L746] return kobj; VAL [\result={29463:0}, ldv_global_msg_list={1:0}] [L759] RET, EXPR ldv_kobject_create() [L759] kobj = ldv_kobject_create() [L762] RET entry_point() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.3MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.11ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 93.5MB in the end (delta: 21.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.87ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.53ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 90.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 336.98ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 72.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 47742.15ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 72.5MB in the beginning and 123.5MB in the end (delta: -51.0MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 268.4MB. Free memory was 123.5MB in the beginning and 123.5MB in the end (delta: 35.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:09:57,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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 f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:09:58,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:09:59,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 05:09:59,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:09:59,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:09:59,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:09:59,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:09:59,028 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:09:59,028 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:09:59,029 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:09:59,030 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:09:59,030 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:09:59,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:09:59,030 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:09:59,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:09:59,031 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:09:59,031 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_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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 -> f002fb5adc832f6023a0c06b1c5ecdb23a860b09113c230254f6be0919311eb2 [2024-12-06 05:09:59,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:09:59,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:09:59,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:09:59,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:09:59,269 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:09:59,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2024-12-06 05:10:01,943 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/288b953f7/82cf2cd622d24ecc8401c39aaaaa2b68/FLAG2304fbdc6 [2024-12-06 05:10:02,192 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:10:02,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/sv-benchmarks/c/ldv-memsafety/memleaks_test22_2-1.i [2024-12-06 05:10:02,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/288b953f7/82cf2cd622d24ecc8401c39aaaaa2b68/FLAG2304fbdc6 [2024-12-06 05:10:02,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/data/288b953f7/82cf2cd622d24ecc8401c39aaaaa2b68 [2024-12-06 05:10:02,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:10:02,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:10:02,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:10:02,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:10:02,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:10:02,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1e9453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02, skipping insertion in model container [2024-12-06 05:10:02,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:10:02,490 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:10:02,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:10:02,552 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-12-06 05:10:02,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:10:02,585 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:10:02,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:10:02,613 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:10:02,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:10:02,689 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:10:02,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02 WrapperNode [2024-12-06 05:10:02,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:10:02,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:10:02,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:10:02,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:10:02,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,729 INFO L138 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 29, calls inlined = 10, statements flattened = 60 [2024-12-06 05:10:02,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:10:02,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:10:02,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:10:02,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:10:02,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,753 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,756 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:10:02,762 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:10:02,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:10:02,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:10:02,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:10:02" (1/1) ... [2024-12-06 05:10:02,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:10:02,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:10:02,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:10:02,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:10:02,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:10:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:10:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:10:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:10:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:10:02,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:10:02,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:10:02,908 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:10:02,910 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:10:03,112 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-12-06 05:10:03,112 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:10:03,166 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:10:03,166 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:10:03,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:10:03 BoogieIcfgContainer [2024-12-06 05:10:03,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:10:03,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:10:03,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:10:03,176 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:10:03,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:10:03" (1/1) ... [2024-12-06 05:10:03,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:10:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:03,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-06 05:10:03,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-06 05:10:03,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:10:03,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:03,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:03,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:03,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:03,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:10:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:03,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:03,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:10:03,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:03,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2024-12-06 05:10:03,505 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 05:10:03,507 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-12-06 05:10:03,607 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 05:10:03,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:10:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-12-06 05:10:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-12-06 05:10:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:10:03,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:03,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:03,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:03,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:03,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:10:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:03,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:03,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:10:03,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:03,831 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 05:10:03,831 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-12-06 05:10:03,898 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 05:10:03,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 05:10:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-12-06 05:10:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-06 05:10:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:10:04,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:04,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:04,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:04,320 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:04,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:10:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:04,404 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:04,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:10:04,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:04,457 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 05:10:04,458 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-12-06 05:10:04,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-12-06 05:10:04,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 05:10:04,625 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 05:10:04,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:10:05,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-06 05:10:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-06 05:10:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:10:05,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:05,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:05,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:05,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:05,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:10:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:05,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:05,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:10:05,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:05,692 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 05:10:05,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:10:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-12-06 05:10:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-12-06 05:10:06,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 05:10:06,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:06,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:06,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:06,445 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:06,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:10:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:06,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:06,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:10:06,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:06,668 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 05:10:06,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:10:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-12-06 05:10:06,983 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-12-06 05:10:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:10:06,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:06,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:06,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:06,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:06,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:10:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:07,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:07,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:10:07,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:07,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:07,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:10:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:07,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-12-06 05:10:07,499 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-12-06 05:10:07,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:10:07,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:07,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:07,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:07,501 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:07,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:10:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:07,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:07,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 05:10:07,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:07,711 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 05:10:07,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:10:08,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:08,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2024-12-06 05:10:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2024-12-06 05:10:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 05:10:08,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:08,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:08,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:08,072 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:08,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:10:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:08,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:08,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:10:08,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:08,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:10:08,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2024-12-06 05:10:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2024-12-06 05:10:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:10:08,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:08,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:08,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:08,738 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:08,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:10:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:08,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:08,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:10:08,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:08,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:10:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2024-12-06 05:10:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2024-12-06 05:10:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:10:09,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:09,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:09,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:09,416 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:09,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:10:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:09,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:09,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:10:09,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:09,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:10:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 29 states and 32 transitions. [2024-12-06 05:10:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2024-12-06 05:10:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 05:10:10,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:10,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:10,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:10,099 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:10,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:10:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:10,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:10,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:10:10,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:10,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 05:10:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2024-12-06 05:10:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2024-12-06 05:10:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 05:10:10,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:10,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:10,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:10,797 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:10,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:10:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:10,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:10,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 05:10:10,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:11,061 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:11,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:10:11,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2024-12-06 05:10:11,575 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2024-12-06 05:10:11,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:10:11,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:11,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:11,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:11,576 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:11,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:10:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:11,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:11,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:10:11,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:11,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:10:12,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2024-12-06 05:10:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2024-12-06 05:10:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 05:10:12,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:12,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:12,376 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:12,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:10:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:12,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:12,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:10:12,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:12,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:10:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2024-12-06 05:10:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2024-12-06 05:10:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:10:13,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:13,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:13,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:13,304 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:13,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:10:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:13,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:13,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 05:10:13,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:13,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:10:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:14,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2024-12-06 05:10:14,230 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2024-12-06 05:10:14,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:10:14,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:14,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:14,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:14,231 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:14,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:10:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:14,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:14,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:10:14,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:14,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:10:15,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2024-12-06 05:10:15,263 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2024-12-06 05:10:15,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 05:10:15,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:15,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:15,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:15,265 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:15,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:10:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:15,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:15,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:10:15,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:15,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:10:16,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2024-12-06 05:10:16,370 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2024-12-06 05:10:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:10:16,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:16,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:16,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:16,372 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:16,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:10:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:16,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:16,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 05:10:16,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:16,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 05:10:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2024-12-06 05:10:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2024-12-06 05:10:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:10:17,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:17,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:17,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:17,626 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:17,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:10:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:17,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:17,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 05:10:17,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:18,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:10:18,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:18,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2024-12-06 05:10:18,997 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-12-06 05:10:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:10:18,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:18,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:18,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:18,999 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:19,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:10:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:19,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:19,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 05:10:19,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:10:19,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:10:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2024-12-06 05:10:20,409 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2024-12-06 05:10:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:10:20,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:20,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:20,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:20,412 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:20,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:10:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:20,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:20,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 05:10:20,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 05:10:22,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:10:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2024-12-06 05:10:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2024-12-06 05:10:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:10:44,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:44,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:10:44,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:10:44,734 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:10:44,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:10:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:45,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:10:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:45,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:10:45,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:10:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 05:10:45,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:11:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2024-12-06 05:11:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2024-12-06 05:11:05,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:11:05,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:05,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:05,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:11:05,319 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:11:05,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:11:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:05,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:11:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:05,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:11:05,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:11:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 05:11:06,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:11:08,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2024-12-06 05:11:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2024-12-06 05:11:08,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:11:08,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:08,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:08,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:11:08,744 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:11:08,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:11:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:09,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:11:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:09,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 05:11:09,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:11:14,620 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 05:11:14,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:11:25,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2024-12-06 05:11:25,257 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2024-12-06 05:11:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:11:25,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:25,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:25,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:11:25,259 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:11:25,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:11:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:25,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:11:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:25,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:11:25,619 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:11:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 05:11:25,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:11:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2024-12-06 05:11:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2024-12-06 05:11:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:11:25,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:25,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:25,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:11:25,652 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:11:25,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:11:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:26,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:11:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:26,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:11:26,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:11:26,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 05:11:26,189 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 05:11:26,189 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-12-06 05:11:26,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-12-06 05:11:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-06 05:11:28,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:12:07,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:12:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2024-12-06 05:12:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-12-06 05:12:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:12:07,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:12:07,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:12:07,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:12:07,460 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:12:07,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:12:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:12:10,728 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:12:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:12:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:12:23,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:12:23,680 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:12:23,683 INFO L158 Benchmark]: Toolchain (without parser) took 141460.33ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 68.4MB in the beginning and 61.4MB in the end (delta: 7.0MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2024-12-06 05:12:23,683 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:12:23,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.16ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 41.0MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:12:23,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.12ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:12:23,684 INFO L158 Benchmark]: Boogie Preprocessor took 31.45ms. Allocated memory is still 92.3MB. Free memory was 39.0MB in the beginning and 68.2MB in the end (delta: -29.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-12-06 05:12:23,684 INFO L158 Benchmark]: RCFGBuilder took 404.04ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 47.4MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:12:23,685 INFO L158 Benchmark]: CodeCheck took 140515.37ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 47.0MB in the beginning and 61.4MB in the end (delta: -14.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:12:23,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.16ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 41.0MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.12ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 39.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.45ms. Allocated memory is still 92.3MB. Free memory was 39.0MB in the beginning and 68.2MB in the end (delta: -29.2MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * RCFGBuilder took 404.04ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 47.4MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 140515.37ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 47.0MB in the beginning and 61.4MB in the end (delta: -14.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:12:23,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72bc78fb-2dbd-4df6-b70b-e98a0fb4e7a6/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown