./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:39:29,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:39:29,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 20:39:29,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:39:29,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:39:30,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:39:30,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:39:30,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:39:30,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:39:30,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:39:30,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:39:30,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:39:30,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:39:30,020 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:39:30,021 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:39:30,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:39:30,022 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:39:30,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:39:30,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:30,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:39:30,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:39:30,023 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:39:30,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:39:30,024 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_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c [2024-11-13 20:39:30,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:39:30,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:39:30,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:39:30,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:39:30,466 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:39:30,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/locks/test_locks_14-2.c Unable to find full path for "g++" [2024-11-13 20:39:32,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:39:32,918 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:39:32,921 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/sv-benchmarks/c/locks/test_locks_14-2.c [2024-11-13 20:39:32,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/85cae987f/606ad2ab767c47929a906c73b89d5ced/FLAG24c84ab7d [2024-11-13 20:39:32,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/85cae987f/606ad2ab767c47929a906c73b89d5ced [2024-11-13 20:39:32,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:39:32,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:39:32,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:32,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:39:32,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:39:32,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:32" (1/1) ... [2024-11-13 20:39:32,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b16be7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:32, skipping insertion in model container [2024-11-13 20:39:32,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:32" (1/1) ... [2024-11-13 20:39:33,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:39:33,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:33,249 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:39:33,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:33,306 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:39:33,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33 WrapperNode [2024-11-13 20:39:33,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:33,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:33,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:39:33,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:39:33,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,358 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 198 [2024-11-13 20:39:33,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:33,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:39:33,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:39:33,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:39:33,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:39:33,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:39:33,390 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:39:33,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:39:33,391 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:33" (1/1) ... [2024-11-13 20:39:33,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:33,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:39:33,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:39:33,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:39:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:39:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:39:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:39:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:39:33,556 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:39:33,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:39:33,921 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-13 20:39:33,922 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:39:34,114 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:39:34,115 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:39:34,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:34 BoogieIcfgContainer [2024-11-13 20:39:34,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:39:34,116 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:39:34,116 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:39:34,128 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:39:34,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:34" (1/1) ... [2024-11-13 20:39:34,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:39:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2024-11-13 20:39:34,235 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-11-13 20:39:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:39:34,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:34,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:34,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:34,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2024-11-13 20:39:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2024-11-13 20:39:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:39:34,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:34,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:34,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2024-11-13 20:39:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-11-13 20:39:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:39:34,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:34,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:35,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2024-11-13 20:39:35,021 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2024-11-13 20:39:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:39:35,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:35,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:39:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:35,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:39:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:35,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:39:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:35,215 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 20:39:35,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:39:35 ImpRootNode [2024-11-13 20:39:35,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:39:35,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:39:35,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:39:35,265 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:39:35,266 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:34" (3/4) ... [2024-11-13 20:39:35,269 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:39:35,271 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:39:35,275 INFO L158 Benchmark]: Toolchain (without parser) took 2307.11ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 49.6MB in the end (delta: 34.3MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-13 20:39:35,276 INFO L158 Benchmark]: CDTParser took 1.49ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:35,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 71.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:35,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.45ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:35,281 INFO L158 Benchmark]: Boogie Preprocessor took 29.68ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 68.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:35,282 INFO L158 Benchmark]: RCFGBuilder took 725.99ms. Allocated memory is still 109.1MB. Free memory was 68.9MB in the beginning and 40.3MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:39:35,282 INFO L158 Benchmark]: CodeCheck took 1147.03ms. Allocated memory is still 109.1MB. Free memory was 40.3MB in the beginning and 49.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:35,282 INFO L158 Benchmark]: Witness Printer took 6.96ms. Allocated memory is still 109.1MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:35,285 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: 1.1s, 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, 0.2s 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, 0.4s 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 1.49ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.26ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 71.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.45ms. Allocated memory is still 109.1MB. Free memory was 71.8MB in the beginning and 70.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.68ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 68.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 725.99ms. Allocated memory is still 109.1MB. Free memory was 68.9MB in the beginning and 40.3MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1147.03ms. Allocated memory is still 109.1MB. Free memory was 40.3MB in the beginning and 49.6MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.96ms. Allocated memory is still 109.1MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 12.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:39:35,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:39:38,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:39:38,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-13 20:39:38,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:39:38,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:39:38,312 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:39:38,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:39:38,312 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:39:38,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:39:38,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:39:38,313 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:39:38,314 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:39:38,314 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:39:38,314 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:39:38,314 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:39:38,314 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:39:38,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:39:38,315 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:39:38,315 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:39:38,315 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:38,315 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:39:38,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:39:38,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:38,316 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:39:38,316 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:39:38,316 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:39:38,316 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:38,316 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:39:38,317 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_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75f53c568c86c59ddc62d2fd150ff0a5ed9b51ea17cada3ff1a95dec57d9167c [2024-11-13 20:39:38,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:39:38,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:39:38,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:39:38,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:39:38,680 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:39:38,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/locks/test_locks_14-2.c Unable to find full path for "g++" [2024-11-13 20:39:40,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:39:41,013 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:39:41,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/sv-benchmarks/c/locks/test_locks_14-2.c [2024-11-13 20:39:41,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/afd3198b9/de7174556390405cb2d2adcc67b8f556/FLAG5e084e1f8 [2024-11-13 20:39:41,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/data/afd3198b9/de7174556390405cb2d2adcc67b8f556 [2024-11-13 20:39:41,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:39:41,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:39:41,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:41,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:39:41,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:39:41,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b156b3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41, skipping insertion in model container [2024-11-13 20:39:41,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,363 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:39:41,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:41,622 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:39:41,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:39:41,666 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:39:41,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41 WrapperNode [2024-11-13 20:39:41,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:39:41,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:41,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:39:41,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:39:41,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,688 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,714 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 183 [2024-11-13 20:39:41,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:39:41,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:39:41,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:39:41,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:39:41,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:39:41,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:39:41,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:39:41,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:39:41,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:39:41" (1/1) ... [2024-11-13 20:39:41,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:39:41,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:39:41,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:39:41,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:39:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:39:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:39:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:39:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:39:41,946 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:39:41,947 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:39:42,382 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-13 20:39:42,382 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:39:42,598 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:39:42,598 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:39:42,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:42 BoogieIcfgContainer [2024-11-13 20:39:42,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:39:42,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:39:42,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:39:42,611 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:39:42,611 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:42" (1/1) ... [2024-11-13 20:39:42,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:39:42,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2024-11-13 20:39:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2024-11-13 20:39:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:39:42,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:42,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:42,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:39:42,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:39:42,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:39:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:42,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:39:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:42,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:39:42,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:39:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:42,820 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:39:42,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:39:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:42,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2024-11-13 20:39:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2024-11-13 20:39:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:39:42,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:42,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:42,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:39:42,855 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:39:42,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:39:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:42,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:39:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:42,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:39:42,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:39:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:42,988 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:39:42,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:39:43,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:43,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2024-11-13 20:39:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2024-11-13 20:39:43,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:39:43,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:43,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:43,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:39:43,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:39:43,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:39:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:43,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:39:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:43,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:39:43,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:39:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:39:43,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 20:39:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:43,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2024-11-13 20:39:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2024-11-13 20:39:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:39:43,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:43,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:43,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:39:43,379 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:39:43,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:39:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:43,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:39:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:43,577 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:39:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:39:43,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:39:43,620 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 20:39:43,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:39:43 ImpRootNode [2024-11-13 20:39:43,671 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:39:43,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:39:43,672 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:39:43,672 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:39:43,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:39:42" (3/4) ... [2024-11-13 20:39:43,677 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:39:43,678 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:39:43,681 INFO L158 Benchmark]: Toolchain (without parser) took 2354.64ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 50.3MB in the end (delta: 10.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-13 20:39:43,682 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:43,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.56ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.4MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:43,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.45ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 46.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:43,683 INFO L158 Benchmark]: Boogie Preprocessor took 50.30ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 45.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:43,683 INFO L158 Benchmark]: RCFGBuilder took 827.53ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 46.5MB in the end (delta: -1.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-11-13 20:39:43,684 INFO L158 Benchmark]: CodeCheck took 1071.46ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 50.3MB in the end (delta: -4.3MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-11-13 20:39:43,686 INFO L158 Benchmark]: Witness Printer took 5.91ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 50.3MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:43,688 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 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.56ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.4MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.45ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 46.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.30ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 45.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 827.53ms. Allocated memory is still 83.9MB. Free memory was 45.4MB in the beginning and 46.5MB in the end (delta: -1.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * CodeCheck took 1071.46ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 50.3MB in the end (delta: -4.3MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. * Witness Printer took 5.91ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 50.3MB in the end (delta: 10.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:39:43,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15967a67-e041-4a87-8dc7-a2d8ae467b55/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample