./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_15-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_15-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3 --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 11a9c91fdf6b42598924d9a4ae5a3db9994a05118a3b564c2bd29b9bad4177b0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:29:18,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:29:18,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 04:29:18,895 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:29:18,896 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:29:18,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:29:18,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:29:18,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:29:18,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:29:18,937 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:29:18,937 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:29:18,938 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:29:18,938 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:29:18,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:29:18,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:29:18,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:29:18,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:29:18,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:29:18,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:29:18,940 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:29:18,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:29:18,940 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_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 11a9c91fdf6b42598924d9a4ae5a3db9994a05118a3b564c2bd29b9bad4177b0 [2024-11-25 04:29:19,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:29:19,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:29:19,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:29:19,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:29:19,255 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:29:19,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/locks/test_locks_15-1.c [2024-11-25 04:29:22,300 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/264cc0aca/3e964a5fef8440d0a1fadeb1bd53eb59/FLAG4e21623d6 [2024-11-25 04:29:22,551 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:29:22,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/sv-benchmarks/c/locks/test_locks_15-1.c [2024-11-25 04:29:22,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/264cc0aca/3e964a5fef8440d0a1fadeb1bd53eb59/FLAG4e21623d6 [2024-11-25 04:29:22,873 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/264cc0aca/3e964a5fef8440d0a1fadeb1bd53eb59 [2024-11-25 04:29:22,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:29:22,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:29:22,879 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:29:22,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:29:22,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:29:22,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:29:22" (1/1) ... [2024-11-25 04:29:22,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7d6ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:22, skipping insertion in model container [2024-11-25 04:29:22,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:29:22" (1/1) ... [2024-11-25 04:29:22,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:29:23,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:29:23,129 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:29:23,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:29:23,173 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:29:23,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23 WrapperNode [2024-11-25 04:29:23,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:29:23,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:29:23,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:29:23,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:29:23,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,211 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 210 [2024-11-25 04:29:23,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:29:23,212 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:29:23,212 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:29:23,212 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:29:23,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,227 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:29:23,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:29:23,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:29:23,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:29:23,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:29:23,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:29:23,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:29:23,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:29:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:29:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:29:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:29:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:29:23,385 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:29:23,387 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:29:23,765 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-25 04:29:23,765 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:29:23,892 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:29:23,892 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:29:23,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:23 BoogieIcfgContainer [2024-11-25 04:29:23,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:29:23,893 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:29:23,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:29:23,904 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:29:23,904 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:23" (1/1) ... [2024-11-25 04:29:23,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:29:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2024-11-25 04:29:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-25 04:29:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:29:23,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:24,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2024-11-25 04:29:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2024-11-25 04:29:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:29:24,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:24,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:24,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2024-11-25 04:29:24,363 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-11-25 04:29:24,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:29:24,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:24,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:29:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:24,398 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:29:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:24,487 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:29:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:24,560 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:29:24,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:29:24 ImpRootNode [2024-11-25 04:29:24,611 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:29:24,612 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:29:24,612 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:29:24,612 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:29:24,613 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:23" (3/4) ... [2024-11-25 04:29:24,617 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:29:24,618 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:29:24,622 INFO L158 Benchmark]: Toolchain (without parser) took 1742.18ms. Allocated memory is still 142.6MB. Free memory was 119.7MB in the beginning and 101.2MB in the end (delta: 18.5MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-11-25 04:29:24,622 INFO L158 Benchmark]: CDTParser took 1.93ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:24,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.52ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 107.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:29:24,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.00ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:24,625 INFO L158 Benchmark]: Boogie Preprocessor took 26.54ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:24,625 INFO L158 Benchmark]: RCFGBuilder took 653.24ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 74.1MB in the end (delta: 30.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:29:24,627 INFO L158 Benchmark]: CodeCheck took 717.76ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 101.2MB in the end (delta: -27.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:24,627 INFO L158 Benchmark]: Witness Printer took 6.63ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 101.2MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:24,629 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, 40 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 18 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: 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; [L50] int p15 = __VERIFIER_nondet_int(); [L51] int lk15; [L54] int cond; VAL [p10=0, p11=-1, p12=0, p13=-1, p14=-1, p15=0, p1=0, p2=0, p3=0, p4=0, p5=-1, p6=0, p7=-1, p8=0, p9=-1] [L57] cond = __VERIFIER_nondet_int() [L58] COND FALSE !(cond == 0) [L61] lk1 = 0 [L63] lk2 = 0 [L65] lk3 = 0 [L67] lk4 = 0 [L69] lk5 = 0 [L71] lk6 = 0 [L73] lk7 = 0 [L75] lk8 = 0 [L77] lk9 = 0 [L79] lk10 = 0 [L81] lk11 = 0 [L83] lk12 = 0 [L85] lk13 = 0 [L87] lk14 = 0 [L89] lk15 = 0 [L93] COND FALSE !(p1 != 0) [L97] COND FALSE !(p2 != 0) [L101] COND FALSE !(p3 != 0) [L105] COND FALSE !(p4 != 0) [L109] COND TRUE p5 != 0 [L110] lk5 = 1 [L113] COND FALSE !(p6 != 0) [L117] COND TRUE p7 != 0 [L118] lk7 = 1 [L121] COND FALSE !(p8 != 0) [L125] COND TRUE p9 != 0 [L126] lk9 = 1 [L129] COND FALSE !(p10 != 0) [L133] COND TRUE p11 != 0 [L134] lk11 = 1 [L137] COND FALSE !(p12 != 0) [L141] COND TRUE p13 != 0 [L142] lk13 = 1 [L145] COND TRUE p14 != 0 [L146] lk14 = 1 [L149] COND FALSE !(p15 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=1, lk15=0, lk1=0, lk2=0, lk3=0, lk4=0, lk5=1, lk6=0, lk7=1, lk8=0, lk9=1, p10=0, p11=-1, p12=0, p13=-1, p14=-1, p15=0, p1=0, p2=0, p3=0, p4=0, p5=-1, p6=0, p7=-1, p8=0, p9=-1] [L155] COND FALSE !(p1 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=1, lk15=0, lk1=0, lk2=0, lk3=0, lk4=0, lk5=1, lk6=0, lk7=1, lk8=0, lk9=1, p10=0, p11=-1, p12=0, p13=-1, p14=-1, p15=0, p1=0, p2=0, p3=0, p4=0, p5=-1, p6=0, p7=-1, p8=0, p9=-1] [L160] COND FALSE !(p2 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=1, lk15=0, lk1=0, lk2=0, lk3=0, lk4=0, lk5=1, lk6=0, lk7=1, lk8=0, lk9=1, p10=0, p11=-1, p12=0, p13=-1, p14=-1, p15=0, p1=0, p3=0, p4=0, p5=-1, p6=0, p7=-1, p8=0, p9=-1] [L233] CALL reach_error() [L3] __assert_fail("0", "test_locks_15-1.c", 3, "reach_error") * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.52ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 107.5MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.00ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.54ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 653.24ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 74.1MB in the end (delta: 30.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 717.76ms. Allocated memory is still 142.6MB. Free memory was 74.1MB in the beginning and 101.2MB in the end (delta: -27.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.63ms. Allocated memory is still 142.6MB. Free memory was 101.2MB in the beginning and 101.2MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:29:24,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/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_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_15-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3 --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 11a9c91fdf6b42598924d9a4ae5a3db9994a05118a3b564c2bd29b9bad4177b0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:29:27,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:29:27,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 04:29:27,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:29:27,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:29:27,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:29:27,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:29:27,570 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:29:27,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:29:27,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:29:27,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:29:27,570 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:29:27,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:29:27,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:29:27,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:29:27,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:27,572 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:29:27,573 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_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3 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 -> 11a9c91fdf6b42598924d9a4ae5a3db9994a05118a3b564c2bd29b9bad4177b0 [2024-11-25 04:29:27,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:29:27,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:29:27,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:29:27,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:29:27,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:29:27,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/locks/test_locks_15-1.c [2024-11-25 04:29:30,876 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/fdfdeb906/51d3ac34b3844563bbeed8ee377edb83/FLAG7abb484e9 [2024-11-25 04:29:31,201 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:29:31,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/sv-benchmarks/c/locks/test_locks_15-1.c [2024-11-25 04:29:31,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/fdfdeb906/51d3ac34b3844563bbeed8ee377edb83/FLAG7abb484e9 [2024-11-25 04:29:31,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/data/fdfdeb906/51d3ac34b3844563bbeed8ee377edb83 [2024-11-25 04:29:31,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:29:31,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:29:31,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:29:31,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:29:31,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:29:31,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f3298f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31, skipping insertion in model container [2024-11-25 04:29:31,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:29:31,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:29:31,497 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:29:31,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:29:31,573 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:29:31,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31 WrapperNode [2024-11-25 04:29:31,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:29:31,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:29:31,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:29:31,576 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:29:31,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,597 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,627 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 194 [2024-11-25 04:29:31,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:29:31,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:29:31,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:29:31,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:29:31,639 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,656 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:29:31,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:29:31,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:29:31,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:29:31,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:29:31" (1/1) ... [2024-11-25 04:29:31,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:29:31,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:29:31,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:29:31,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:29:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:29:31,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:29:31,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:29:31,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:29:31,861 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:29:31,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:29:32,290 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-25 04:29:32,290 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:29:32,509 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:29:32,509 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:29:32,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:32 BoogieIcfgContainer [2024-11-25 04:29:32,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:29:32,512 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:29:32,512 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:29:32,524 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:29:32,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:32" (1/1) ... [2024-11-25 04:29:32,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:29:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 71 transitions. [2024-11-25 04:29:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 71 transitions. [2024-11-25 04:29:32,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:29:32,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:32,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:32,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:29:32,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:29:32,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:29:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:32,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:29:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:32,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:29:32,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:29:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:32,760 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:29:32,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 04:29:32,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:32,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 40 states and 69 transitions. [2024-11-25 04:29:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2024-11-25 04:29:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:29:32,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:32,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:32,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:29:32,791 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:29:32,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:29:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:32,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:29:32,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:29:32,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:29:32,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:29:32,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:29:32,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:29:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:29:32,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2024-11-25 04:29:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-11-25 04:29:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:29:32,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:29:32,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:29:32,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:29:32,966 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:29:32,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:29:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:33,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:29:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:33,178 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:29:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:29:33,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:29:33,228 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:29:33,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:29:33 ImpRootNode [2024-11-25 04:29:33,275 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:29:33,275 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:29:33,276 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:29:33,276 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:29:33,276 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:29:32" (3/4) ... [2024-11-25 04:29:33,280 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:29:33,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:29:33,282 INFO L158 Benchmark]: Toolchain (without parser) took 2041.52ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 60.5MB in the end (delta: 32.1MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-25 04:29:33,283 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:33,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.40ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:29:33,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.08ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:33,284 INFO L158 Benchmark]: Boogie Preprocessor took 44.07ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:29:33,285 INFO L158 Benchmark]: RCFGBuilder took 833.59ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 85.0MB in the end (delta: -7.7MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-25 04:29:33,286 INFO L158 Benchmark]: CodeCheck took 763.02ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 61.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:29:33,286 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 117.4MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:29:33,292 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, 40 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 18 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: 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; [L50] int p15 = __VERIFIER_nondet_int(); [L51] int lk15; [L54] int cond; [L57] cond = __VERIFIER_nondet_int() [L58] COND FALSE !(cond == 0) [L61] lk1 = 0 [L63] lk2 = 0 [L65] lk3 = 0 [L67] lk4 = 0 [L69] lk5 = 0 [L71] lk6 = 0 [L73] lk7 = 0 [L75] lk8 = 0 [L77] lk9 = 0 [L79] lk10 = 0 [L81] lk11 = 0 [L83] lk12 = 0 [L85] lk13 = 0 [L87] lk14 = 0 [L89] lk15 = 0 [L93] COND FALSE !(p1 != 0) [L97] COND FALSE !(p2 != 0) [L101] COND FALSE !(p3 != 0) [L105] COND TRUE p4 != 0 [L106] lk4 = 1 [L109] COND FALSE !(p5 != 0) [L113] COND TRUE p6 != 0 [L114] lk6 = 1 [L117] COND TRUE p7 != 0 [L118] lk7 = 1 [L121] COND TRUE p8 != 0 [L122] lk8 = 1 [L125] COND TRUE p9 != 0 [L126] lk9 = 1 [L129] COND FALSE !(p10 != 0) [L133] COND TRUE p11 != 0 [L134] lk11 = 1 [L137] COND FALSE !(p12 != 0) [L141] COND TRUE p13 != 0 [L142] lk13 = 1 [L145] COND FALSE !(p14 != 0) [L149] COND FALSE !(p15 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=0, lk15=0, lk1=0, lk2=0, lk3=0, lk4=1, lk5=0, lk6=1, lk7=1, lk8=1, lk9=1, p10=0, p11=1, p12=0, p13=1, p14=0, p15=0, p1=0, p2=0, p3=0, p4=1, p5=0, p6=1, p7=1, p8=1, p9=1] [L155] COND FALSE !(p1 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=0, lk15=0, lk1=0, lk2=0, lk3=0, lk4=1, lk5=0, lk6=1, lk7=1, lk8=1, lk9=1, p10=0, p11=1, p12=0, p13=1, p14=0, p15=0, p1=0, p2=0, p3=0, p4=1, p5=0, p6=1, p7=1, p8=1, p9=1] [L160] COND FALSE !(p2 != 0) VAL [lk10=0, lk11=1, lk12=0, lk13=1, lk14=0, lk15=0, lk1=0, lk2=0, lk3=0, lk4=1, lk5=0, lk6=1, lk7=1, lk8=1, lk9=1, p10=0, p11=1, p12=0, p13=1, p14=0, p15=0, p1=0, p3=0, p4=1, p5=0, p6=1, p7=1, p8=1, p9=1] [L233] CALL reach_error() [L3] __assert_fail("0", "test_locks_15-1.c", 3, "reach_error") * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.40ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.08ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.07ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 833.59ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 85.0MB in the end (delta: -7.7MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * CodeCheck took 763.02ms. Allocated memory is still 117.4MB. Free memory was 85.0MB in the beginning and 61.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 117.4MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:29:33,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbfd7b8a-839d-42c2-b915-9483163088d8/bin/ukojak-verify-ENZ3QT5qd3/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