./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/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_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:11:45,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:11:45,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-25 04:11:45,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:11:45,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:11:45,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:11:45,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:11:45,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:11:45,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:11:45,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:11:45,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:11:45,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:11:45,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:11:45,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:11:45,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:11:45,209 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:11:45,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:11:45,211 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:11:45,211 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:11:45,211 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:11:45,211 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:11:45,211 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:11:45,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:11:45,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:11:45,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:11:45,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:11:45,212 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:11:45,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:11:45,212 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_87f36ded-fee2-464c-bb86-3714474a36d5/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-memcleanup) ) 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 -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2024-11-25 04:11:45,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:11:45,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:11:45,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:11:45,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:11:45,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:11:45,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-11-25 04:11:48,760 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/data/ed178d390/7a6a61575e614e3792d6be211a23173a/FLAG7e7600b23 [2024-11-25 04:11:49,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:11:49,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-11-25 04:11:49,165 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/data/ed178d390/7a6a61575e614e3792d6be211a23173a/FLAG7e7600b23 [2024-11-25 04:11:49,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/data/ed178d390/7a6a61575e614e3792d6be211a23173a [2024-11-25 04:11:49,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:11:49,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:11:49,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:11:49,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:11:49,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:11:49,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d24fc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49, skipping insertion in model container [2024-11-25 04:11:49,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:11:49,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:11:49,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:11:49,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:11:49,727 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:11:49,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49 WrapperNode [2024-11-25 04:11:49,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:11:49,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:11:49,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:11:49,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:11:49,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,770 INFO L138 Inliner]: procedures = 119, calls = 47, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 155 [2024-11-25 04:11:49,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:11:49,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:11:49,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:11:49,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:11:49,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,792 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:11:49,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:11:49,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:11:49,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:11:49,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:11:49" (1/1) ... [2024-11-25 04:11:49,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:11:49,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:11:49,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:11:49,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:11:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:11:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:11:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:11:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:11:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:11:49,994 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:11:49,996 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:11:50,373 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-25 04:11:50,373 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:11:50,453 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:11:50,454 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 04:11:50,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:11:50 BoogieIcfgContainer [2024-11-25 04:11:50,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:11:50,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:11:50,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:11:50,470 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:11:50,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:11:50" (1/1) ... [2024-11-25 04:11:50,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:11:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:50,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2024-11-25 04:11:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2024-11-25 04:11:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:11:50,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:50,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:50,767 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 04:11:50,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2024-11-25 04:11:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2024-11-25 04:11:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:11:50,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:50,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:51,189 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 04:11:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2024-11-25 04:11:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2024-11-25 04:11:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:11:51,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2024-11-25 04:11:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2024-11-25 04:11:51,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:11:51,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:51,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:51,601 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 04:11:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2024-11-25 04:11:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2024-11-25 04:11:51,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:11:51,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:51,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:51,847 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 04:11:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2024-11-25 04:11:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2024-11-25 04:11:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:11:51,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:51,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:52,490 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 04:11:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:52,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2024-11-25 04:11:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2024-11-25 04:11:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:11:52,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:52,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:53,016 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 04:11:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-25 04:11:53,029 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-25 04:11:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:11:53,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:53,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:53,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2024-11-25 04:11:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2024-11-25 04:11:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:11:54,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:54,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:54,465 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 04:11:54,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:54,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-11-25 04:11:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-25 04:11:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 04:11:54,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:54,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2024-11-25 04:11:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2024-11-25 04:11:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 04:11:55,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:11:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:11:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:11:59,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions. [2024-11-25 04:11:59,317 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2024-11-25 04:11:59,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:11:59,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:11:59,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:11:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 91 states and 148 transitions. [2024-11-25 04:12:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 148 transitions. [2024-11-25 04:12:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:12:01,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:01,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2024-11-25 04:12:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2024-11-25 04:12:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:12:04,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:04,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:12:05,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:05,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2024-11-25 04:12:05,991 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2024-11-25 04:12:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 04:12:05,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:05,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:08,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 116 states and 210 transitions. [2024-11-25 04:12:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2024-11-25 04:12:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:12:14,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:14,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:14,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 116 states and 209 transitions. [2024-11-25 04:12:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 209 transitions. [2024-11-25 04:12:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:12:14,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:14,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:14,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:14,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 04:12:15,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:15,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 118 states and 213 transitions. [2024-11-25 04:12:15,519 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 213 transitions. [2024-11-25 04:12:15,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:12:15,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:15,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:17,018 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:21,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 126 states and 233 transitions. [2024-11-25 04:12:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2024-11-25 04:12:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:12:21,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:21,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:12:21,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 129 states and 236 transitions. [2024-11-25 04:12:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 236 transitions. [2024-11-25 04:12:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:12:21,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:21,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:12:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:12:35,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:12:35,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 149 states and 289 transitions. [2024-11-25 04:12:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 289 transitions. [2024-11-25 04:12:35,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:12:35,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:12:35,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:12:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:12:35,264 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:12:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:12:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:12:36,098 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:12:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:12:36,399 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-11-25 04:12:36,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:12:36 ImpRootNode [2024-11-25 04:12:36,454 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:12:36,454 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:12:36,454 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:12:36,454 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:12:36,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:11:50" (3/4) ... [2024-11-25 04:12:36,457 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:12:36,523 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 17. [2024-11-25 04:12:36,587 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:12:36,587 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:12:36,587 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:12:36,588 INFO L158 Benchmark]: Toolchain (without parser) took 47396.75ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 91.8MB in the beginning and 145.6MB in the end (delta: -53.8MB). Peak memory consumption was 161.7MB. Max. memory is 16.1GB. [2024-11-25 04:12:36,589 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:36,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.01ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 74.0MB in the end (delta: 17.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:12:36,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.03ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:36,590 INFO L158 Benchmark]: Boogie Preprocessor took 31.62ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:12:36,590 INFO L158 Benchmark]: RCFGBuilder took 650.59ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 47.2MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:12:36,590 INFO L158 Benchmark]: CodeCheck took 45998.89ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 47.2MB in the beginning and 153.3MB in the end (delta: -106.1MB). Peak memory consumption was 128.2MB. Max. memory is 16.1GB. [2024-11-25 04:12:36,591 INFO L158 Benchmark]: Witness Printer took 133.28ms. Allocated memory is still 335.5MB. Free memory was 153.3MB in the beginning and 145.6MB in the end (delta: 7.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:12:36,593 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, 49 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 45.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2987 SdHoareTripleChecker+Valid, 16.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1226 mSDsluCounter, 2194 SdHoareTripleChecker+Invalid, 14.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1517 mSDsCounter, 844 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4046 IncrementalHoareTripleChecker+Invalid, 4890 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 844 mSolverCounterUnsat, 677 mSDtfsCounter, 4046 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2670 GetRequests, 2373 SyntacticMatches, 15 SemanticMatches, 282 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33023 ImplicationChecksByTransitivity, 35.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 299 NumberOfCodeBlocks, 299 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 3629 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 23/71 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 - CounterExampleResult [Line: 985]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1004] BCK* bucket = malloc(sizeof(BCK)); [L1005] bucket->data = 0 [L1006] bucket->list = ((void*)0) [L1008] bucket->next = malloc(sizeof(BCK)) [L1009] EXPR bucket->next [L1009] BCK* bcki = bucket->next; [L1010] bcki->data = 1 [L1011] bcki->list = ((void*)0) [L1013] bcki->next = malloc(sizeof(BCK)) [L1014] EXPR bcki->next [L1014] bcki = bcki->next [L1015] bcki->data = 2 [L1016] bcki->list = ((void*)0) [L1017] bcki->next = ((void*)0) [L1019] struct TSLL* item = ((void*)0); [L1020] struct TSLL* itr = ((void*)0); VAL [bucket={-2:0}] [L1021] COND TRUE __VERIFIER_nondet_int() [L1023] item = malloc(sizeof(SLL)) [L1024] item->next = ((void*)0) [L1025] COND TRUE __VERIFIER_nondet_int() [L1026] item->data = 0 [L1032] bcki = bucket VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1034] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1034] COND FALSE !(0) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1035] COND FALSE !(!(item != ((void*)0))) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1035] COND FALSE !(0) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1036] EXPR bcki->data [L1036] EXPR item->data VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1036] COND FALSE !(bcki->data != item->data) [L1038] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1038] COND FALSE !(0) VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1040] EXPR bcki->list VAL [bcki={-2:0}, bucket={-2:0}, item={-3:0}] [L1040] COND TRUE bcki->list == ((void*)0) [L1041] bcki->list = item VAL [bucket={-2:0}] [L1021] COND FALSE !(__VERIFIER_nondet_int()) [L1052] bcki = bucket VAL [bcki={-2:0}] [L1053] COND TRUE bcki != ((void*)0) [L1055] EXPR bcki->list [L1055] item = bcki->list [L1056] bcki->list = ((void*)0) VAL [bcki={-2:0}, item={-3:0}] [L1057] COND TRUE item != ((void*)0) [L1059] itr = item [L1060] EXPR item->next [L1060] item = item->next [L1061] EXPR itr->data [L1061] EXPR bcki->data VAL [bcki={-2:0}, item={0:0}, itr={-3:0}] [L1061] COND TRUE !(itr->data != bcki->data) [L1061] CALL reach_error() [L985] COND FALSE !(0) [L985] __assert_fail ("0", "sll-buckets-2.c", 14, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.01ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 74.0MB in the end (delta: 17.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.03ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 72.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.62ms. Allocated memory is still 117.4MB. Free memory was 72.2MB in the beginning and 70.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 650.59ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 47.2MB in the end (delta: 23.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 45998.89ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 47.2MB in the beginning and 153.3MB in the end (delta: -106.1MB). Peak memory consumption was 128.2MB. Max. memory is 16.1GB. * Witness Printer took 133.28ms. Allocated memory is still 335.5MB. Free memory was 153.3MB in the beginning and 145.6MB in the end (delta: 7.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:12:36,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f36ded-fee2-464c-bb86-3714474a36d5/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)