./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_14-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk --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 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:19,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:19,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 19:28:19,961 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:28:19,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:28:19,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:20,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:20,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:20,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:20,009 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:20,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:28:20,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:20,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:20,011 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 19:28:20,011 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 19:28:20,011 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 19:28:20,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:20,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:20,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:28:20,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:20,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:20,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:20,016 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:20,016 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:20,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:20,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:20,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:20,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:20,018 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:28:20,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:28:20,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c [2024-11-08 19:28:20,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:20,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:20,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:20,333 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:20,333 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:20,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/locks/test_locks_14-2.c Unable to find full path for "g++" [2024-11-08 19:28:22,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:22,614 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:22,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/sv-benchmarks/c/locks/test_locks_14-2.c [2024-11-08 19:28:22,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/072781c80/5d1ec04a8d76424c96a04aaa0d3c9b81/FLAG8cf091996 [2024-11-08 19:28:22,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/072781c80/5d1ec04a8d76424c96a04aaa0d3c9b81 [2024-11-08 19:28:22,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:22,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:22,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:22,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:22,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:22,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:22" (1/1) ... [2024-11-08 19:28:22,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b045b99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:22, skipping insertion in model container [2024-11-08 19:28:22,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:22" (1/1) ... [2024-11-08 19:28:22,719 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:23,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:23,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:23,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:23,083 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:23,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23 WrapperNode [2024-11-08 19:28:23,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:23,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:23,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:23,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:23,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,124 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 198 [2024-11-08 19:28:23,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:23,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:23,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:23,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:23,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:23,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:23,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:23,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:23,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:23,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:23,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:23,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:23,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:28:23,313 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:23,314 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:23,653 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:23,653 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:23,788 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:23,788 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:28:23,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:23 BoogieIcfgContainer [2024-11-08 19:28:23,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:23,790 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:23,790 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:23,801 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:23,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:23" (1/1) ... [2024-11-08 19:28:23,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2024-11-08 19:28:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-11-08 19:28:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:28:23,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:23,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:24,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:24,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:24,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2024-11-08 19:28:24,099 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2024-11-08 19:28:24,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:28:24,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:24,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:24,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2024-11-08 19:28:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-11-08 19:28:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:24,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:24,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2024-11-08 19:28:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2024-11-08 19:28:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:24,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:28:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:24,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:24,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:24,599 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-08 19:28:24,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:28:24 ImpRootNode [2024-11-08 19:28:24,635 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:28:24,636 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:28:24,636 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:28:24,637 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:28:24,637 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:23" (3/4) ... [2024-11-08 19:28:24,640 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:28:24,641 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:28:24,642 INFO L158 Benchmark]: Toolchain (without parser) took 1982.90ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 98.3MB in the beginning and 85.1MB in the end (delta: 13.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,643 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 136.3MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:24,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.41ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 84.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.90ms. Allocated memory is still 136.3MB. Free memory was 84.4MB in the beginning and 82.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,645 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 136.3MB. Free memory was 82.7MB in the beginning and 81.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,645 INFO L158 Benchmark]: RCFGBuilder took 629.09ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 81.0MB in the beginning and 124.3MB in the end (delta: -43.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,646 INFO L158 Benchmark]: CodeCheck took 845.80ms. Allocated memory is still 167.8MB. Free memory was 124.3MB in the beginning and 85.1MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 19:28:24,647 INFO L158 Benchmark]: Witness Printer took 5.10ms. Allocated memory is still 167.8MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:24,650 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, 38 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 63 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 44 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 3]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 3. Possible FailurePath: [L8] int p1 = __VERIFIER_nondet_int(); [L9] int lk1; [L11] int p2 = __VERIFIER_nondet_int(); [L12] int lk2; [L14] int p3 = __VERIFIER_nondet_int(); [L15] int lk3; [L17] int p4 = __VERIFIER_nondet_int(); [L18] int lk4; [L20] int p5 = __VERIFIER_nondet_int(); [L21] int lk5; [L23] int p6 = __VERIFIER_nondet_int(); [L24] int lk6; [L26] int p7 = __VERIFIER_nondet_int(); [L27] int lk7; [L29] int p8 = __VERIFIER_nondet_int(); [L30] int lk8; [L32] int p9 = __VERIFIER_nondet_int(); [L33] int lk9; [L35] int p10 = __VERIFIER_nondet_int(); [L36] int lk10; [L38] int p11 = __VERIFIER_nondet_int(); [L39] int lk11; [L41] int p12 = __VERIFIER_nondet_int(); [L42] int lk12; [L44] int p13 = __VERIFIER_nondet_int(); [L45] int lk13; [L47] int p14 = __VERIFIER_nondet_int(); [L48] int lk14; [L51] int cond; VAL [p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L53] COND TRUE 1 [L54] cond = __VERIFIER_nondet_int() [L55] COND FALSE !(cond == 0) [L58] lk1 = 0 [L60] lk2 = 0 [L62] lk3 = 0 [L64] lk4 = 0 [L66] lk5 = 0 [L68] lk6 = 0 [L70] lk7 = 0 [L72] lk8 = 0 [L74] lk9 = 0 [L76] lk10 = 0 [L78] lk11 = 0 [L80] lk12 = 0 [L82] lk13 = 0 [L84] lk14 = 0 [L88] COND FALSE !(p1 != 0) [L92] COND FALSE !(p2 != 0) [L96] COND TRUE p3 != 0 [L97] lk3 = 1 [L100] COND FALSE !(p4 != 0) [L104] COND TRUE p5 != 0 [L105] lk5 = 1 [L108] COND TRUE p6 != 0 [L109] lk6 = 1 [L112] COND FALSE !(p7 != 0) [L116] COND TRUE p8 != 0 [L117] lk8 = 1 [L120] COND TRUE p9 != 0 [L121] lk9 = 1 [L124] COND FALSE !(p10 != 0) [L128] COND FALSE !(p11 != 0) [L132] COND TRUE p12 != 0 [L133] lk12 = 1 [L136] COND TRUE p13 != 0 [L137] lk13 = 1 [L140] COND FALSE !(p14 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L146] COND FALSE !(p1 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p2=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L151] COND FALSE !(p2 != 0) VAL [lk10=0, lk11=0, lk12=1, lk13=1, lk14=0, lk1=0, lk2=0, lk3=1, lk4=0, lk5=1, lk6=1, lk7=0, lk8=1, lk9=1, p10=0, p11=0, p12=-1, p13=-1, p14=0, p1=0, p3=-1, p4=0, p5=-1, p6=-1, p7=0, p8=-1, p9=-1] [L219] CALL reach_error() [L3] __assert_fail("0", "test_locks_14-2.c", 3, "reach_error") * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 136.3MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.41ms. Allocated memory is still 136.3MB. Free memory was 98.2MB in the beginning and 84.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.90ms. Allocated memory is still 136.3MB. Free memory was 84.4MB in the beginning and 82.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 136.3MB. Free memory was 82.7MB in the beginning and 81.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 629.09ms. Allocated memory was 136.3MB in the beginning and 167.8MB in the end (delta: 31.5MB). Free memory was 81.0MB in the beginning and 124.3MB in the end (delta: -43.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * CodeCheck took 845.80ms. Allocated memory is still 167.8MB. Free memory was 124.3MB in the beginning and 85.1MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 5.10ms. Allocated memory is still 167.8MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:28:24,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk --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 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:28:27,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:28:27,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 19:28:27,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:28:27,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:28:27,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:28:27,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:28:27,402 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:28:27,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:28:27,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:28:27,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:28:27,405 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 19:28:27,405 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 19:28:27,406 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 19:28:27,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:28:27,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:28:27,409 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:28:27,410 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:28:27,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:28:27,410 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:28:27,411 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:28:27,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:28:27,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:28:27,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:28:27,416 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:28:27,416 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:27,417 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:28:27,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:28:27,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:27,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:28:27,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:28:27,418 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:28:27,419 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:27,420 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:28:27,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c [2024-11-08 19:28:27,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:28:27,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:28:27,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:28:27,842 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:28:27,843 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:28:27,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/locks/test_locks_14-2.c Unable to find full path for "g++" [2024-11-08 19:28:30,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:28:30,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:28:30,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/sv-benchmarks/c/locks/test_locks_14-2.c [2024-11-08 19:28:30,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/dd8458465/af41637373c24e5b9a177ae18055c33d/FLAG0d31aa817 [2024-11-08 19:28:30,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/data/dd8458465/af41637373c24e5b9a177ae18055c33d [2024-11-08 19:28:30,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:28:30,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:28:30,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:30,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:28:30,650 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:28:30,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:30" (1/1) ... [2024-11-08 19:28:30,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb7a66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:30, skipping insertion in model container [2024-11-08 19:28:30,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:28:30" (1/1) ... [2024-11-08 19:28:30,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:28:30,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:31,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:28:31,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:28:31,096 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:28:31,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31 WrapperNode [2024-11-08 19:28:31,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:28:31,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:31,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:28:31,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:28:31,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,156 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 183 [2024-11-08 19:28:31,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:28:31,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:28:31,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:28:31,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:28:31,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:28:31,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:28:31,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:28:31,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:28:31,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:28:31" (1/1) ... [2024-11-08 19:28:31,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:28:31,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:28:31,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:28:31,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:28:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:28:31,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:28:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:28:31,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:28:31,442 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:28:31,444 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:28:31,836 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-08 19:28:31,836 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:28:32,054 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:28:32,054 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:28:32,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:32 BoogieIcfgContainer [2024-11-08 19:28:32,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:28:32,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:28:32,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:28:32,070 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:28:32,070 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:32" (1/1) ... [2024-11-08 19:28:32,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:28:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2024-11-08 19:28:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-11-08 19:28:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:28:32,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:32,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:32,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:32,163 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:32,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:28:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:28:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:28:32,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:28:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:32,326 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:28:32,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:28:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2024-11-08 19:28:32,353 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2024-11-08 19:28:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:28:32,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:32,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:32,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:32,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:32,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:28:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:28:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:28:32,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:28:32,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:32,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:28:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2024-11-08 19:28:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-11-08 19:28:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:32,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:32,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:32,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:32,550 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:32,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:28:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:28:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:28:32,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 19:28:32,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:28:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:28:32,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 19:28:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:28:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2024-11-08 19:28:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2024-11-08 19:28:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:28:32,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:28:32,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:28:32,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:28:32,883 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:28:32,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:28:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:32,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:33,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:28:33,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:28:33,119 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:28:33,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 19:28:33,124 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-08 19:28:33,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:28:33 ImpRootNode [2024-11-08 19:28:33,171 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:28:33,172 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:28:33,172 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:28:33,172 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:28:33,173 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:28:32" (3/4) ... [2024-11-08 19:28:33,176 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:28:33,177 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:28:33,178 INFO L158 Benchmark]: Toolchain (without parser) took 2535.81ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 59.6MB in the end (delta: 8.1MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:33,179 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:33,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.86ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 53.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:28:33,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.59ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:28:33,182 INFO L158 Benchmark]: Boogie Preprocessor took 52.93ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 50.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:33,183 INFO L158 Benchmark]: RCFGBuilder took 840.13ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 66.6MB in the end (delta: -16.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-08 19:28:33,184 INFO L158 Benchmark]: CodeCheck took 1115.01ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 60.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-08 19:28:33,185 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 59.6MB in the end (delta: 547.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:28:33,189 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, 38 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 44 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 38 SizeOfPredicates, 1 NumberOfNonLiveVariables, 66 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 3]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 3. Possible FailurePath: [L8] int p1 = __VERIFIER_nondet_int(); [L9] int lk1; [L11] int p2 = __VERIFIER_nondet_int(); [L12] int lk2; [L14] int p3 = __VERIFIER_nondet_int(); [L15] int lk3; [L17] int p4 = __VERIFIER_nondet_int(); [L18] int lk4; [L20] int p5 = __VERIFIER_nondet_int(); [L21] int lk5; [L23] int p6 = __VERIFIER_nondet_int(); [L24] int lk6; [L26] int p7 = __VERIFIER_nondet_int(); [L27] int lk7; [L29] int p8 = __VERIFIER_nondet_int(); [L30] int lk8; [L32] int p9 = __VERIFIER_nondet_int(); [L33] int lk9; [L35] int p10 = __VERIFIER_nondet_int(); [L36] int lk10; [L38] int p11 = __VERIFIER_nondet_int(); [L39] int lk11; [L41] int p12 = __VERIFIER_nondet_int(); [L42] int lk12; [L44] int p13 = __VERIFIER_nondet_int(); [L45] int lk13; [L47] int p14 = __VERIFIER_nondet_int(); [L48] int lk14; [L51] int cond; [L53] COND TRUE 1 [L54] cond = __VERIFIER_nondet_int() [L55] COND FALSE !(cond == 0) [L58] lk1 = 0 [L60] lk2 = 0 [L62] lk3 = 0 [L64] lk4 = 0 [L66] lk5 = 0 [L68] lk6 = 0 [L70] lk7 = 0 [L72] lk8 = 0 [L74] lk9 = 0 [L76] lk10 = 0 [L78] lk11 = 0 [L80] lk12 = 0 [L82] lk13 = 0 [L84] lk14 = 0 [L88] COND FALSE !(p1 != 0) [L92] COND FALSE !(p2 != 0) [L96] COND FALSE !(p3 != 0) [L100] COND TRUE p4 != 0 [L101] lk4 = 1 [L104] COND TRUE p5 != 0 [L105] lk5 = 1 [L108] COND TRUE p6 != 0 [L109] lk6 = 1 [L112] COND TRUE p7 != 0 [L113] lk7 = 1 [L116] COND FALSE !(p8 != 0) [L120] COND FALSE !(p9 != 0) [L124] COND FALSE !(p10 != 0) [L128] COND TRUE p11 != 0 [L129] lk11 = 1 [L132] COND TRUE p12 != 0 [L133] lk12 = 1 [L136] COND TRUE p13 != 0 [L137] lk13 = 1 [L140] COND TRUE p14 != 0 [L141] lk14 = 1 VAL [lk10=0, lk11=1, lk12=1, lk13=1, lk14=1, lk1=0, lk2=0, lk3=0, lk4=1, lk5=1, lk6=1, lk7=1, lk8=0, lk9=0, p10=0, p11=1, p12=1, p13=1, p14=1, p1=0, p2=0, p3=0, p4=1, p5=1, p6=1, p7=1, p8=0, p9=0] [L146] COND FALSE !(p1 != 0) VAL [lk10=0, lk11=1, lk12=1, lk13=1, lk14=1, lk1=0, lk2=0, lk3=0, lk4=1, lk5=1, lk6=1, lk7=1, lk8=0, lk9=0, p10=0, p11=1, p12=1, p13=1, p14=1, p1=0, p2=0, p3=0, p4=1, p5=1, p6=1, p7=1, p8=0, p9=0] [L151] COND FALSE !(p2 != 0) VAL [lk10=0, lk11=1, lk12=1, lk13=1, lk14=1, lk1=0, lk2=0, lk3=0, lk4=1, lk5=1, lk6=1, lk7=1, lk8=0, lk9=0, p10=0, p11=1, p12=1, p13=1, p14=1, p1=0, p3=0, p4=1, p5=1, p6=1, p7=1, p8=0, p9=0] [L219] CALL reach_error() [L3] __assert_fail("0", "test_locks_14-2.c", 3, "reach_error") * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 65.0MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.86ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 53.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.59ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.93ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 50.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 840.13ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 66.6MB in the end (delta: -16.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * CodeCheck took 1115.01ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 60.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 59.6MB in the end (delta: 547.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:28:33,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc2b7480-1119-444e-9b50-69806b284176/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample