./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-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_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b13662719be51a1d3330a7f40f7706daa8c7b2d4044bc92f854095c09c7c129 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:51,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:51,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-12-05 21:42:51,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:42:51,828 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:42:51,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:51,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:51,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:51,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:51,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:51,854 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:51,854 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:51,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:51,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:51,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:51,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:51,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:51,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:51,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:51,855 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:42:51,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:42:51,855 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_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-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 -> 3b13662719be51a1d3330a7f40f7706daa8c7b2d4044bc92f854095c09c7c129 [2024-12-05 21:42:52,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:52,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:52,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:52,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:52,111 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:52,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i [2024-12-05 21:42:55,033 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/data/7f37d8416/b176bdc313974f2bab6fc4454ebe382f/FLAG8493a88dc [2024-12-05 21:42:55,329 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:55,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i [2024-12-05 21:42:55,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/data/7f37d8416/b176bdc313974f2bab6fc4454ebe382f/FLAG8493a88dc [2024-12-05 21:42:55,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/data/7f37d8416/b176bdc313974f2bab6fc4454ebe382f [2024-12-05 21:42:55,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:55,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:55,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:55,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:55,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:55,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dd10ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55, skipping insertion in model container [2024-12-05 21:42:55,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:55,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:55,829 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:55,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:55,934 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:55,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55 WrapperNode [2024-12-05 21:42:55,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:55,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:55,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:55,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:55,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,989 INFO L138 Inliner]: procedures = 232, calls = 76, calls flagged for inlining = 34, calls inlined = 85, statements flattened = 580 [2024-12-05 21:42:55,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:55,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:55,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:55,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:55,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:55,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,024 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:56,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:56,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:56,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:56,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:55" (1/1) ... [2024-12-05 21:42:56,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:56,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:56,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:56,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 21:42:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:42:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:56,229 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:56,230 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:56,827 INFO L? ?]: Removed 116 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:56,827 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:56,959 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:56,959 INFO L312 CfgBuilder]: Removed 41 assume(true) statements. [2024-12-05 21:42:56,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56 BoogieIcfgContainer [2024-12-05 21:42:56,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:56,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:56,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:56,969 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:56,969 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56" (1/1) ... [2024-12-05 21:42:56,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 255 states and 403 transitions. [2024-12-05 21:42:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 403 transitions. [2024-12-05 21:42:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 21:42:57,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:57,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:57,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 254 states and 397 transitions. [2024-12-05 21:42:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 397 transitions. [2024-12-05 21:42:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:42:57,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:57,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:57,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 254 states and 395 transitions. [2024-12-05 21:42:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 395 transitions. [2024-12-05 21:42:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:42:57,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:57,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 251 states and 392 transitions. [2024-12-05 21:42:57,677 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 392 transitions. [2024-12-05 21:42:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 21:42:57,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:57,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:42:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 260 states and 402 transitions. [2024-12-05 21:42:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 402 transitions. [2024-12-05 21:42:58,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:42:58,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:58,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:42:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:59,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 272 states and 419 transitions. [2024-12-05 21:43:00,805 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 419 transitions. [2024-12-05 21:43:00,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 21:43:00,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:00,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:01,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 21:43:01,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 276 states and 425 transitions. [2024-12-05 21:43:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 425 transitions. [2024-12-05 21:43:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 21:43:01,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:01,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:04,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 289 states and 441 transitions. [2024-12-05 21:43:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 441 transitions. [2024-12-05 21:43:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 21:43:04,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:04,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:05,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 295 states and 452 transitions. [2024-12-05 21:43:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 452 transitions. [2024-12-05 21:43:06,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 21:43:06,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:06,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:11,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 312 states and 477 transitions. [2024-12-05 21:43:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 477 transitions. [2024-12-05 21:43:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:43:11,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:11,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 21:43:17,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:17,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 330 states and 524 transitions. [2024-12-05 21:43:17,780 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 524 transitions. [2024-12-05 21:43:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:17,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:17,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 333 states and 530 transitions. [2024-12-05 21:43:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 530 transitions. [2024-12-05 21:43:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:43:21,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:21,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:21,616 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:22,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 336 states and 536 transitions. [2024-12-05 21:43:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 536 transitions. [2024-12-05 21:43:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 21:43:22,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:22,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:30,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 355 states and 566 transitions. [2024-12-05 21:43:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 566 transitions. [2024-12-05 21:43:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 21:43:30,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 371 states and 601 transitions. [2024-12-05 21:43:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 601 transitions. [2024-12-05 21:43:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:43:38,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:38,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:40,230 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 393 states and 649 transitions. [2024-12-05 21:43:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 649 transitions. [2024-12-05 21:43:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 21:43:50,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:50,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:43:58,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:43:58,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 403 states and 673 transitions. [2024-12-05 21:43:58,398 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 673 transitions. [2024-12-05 21:43:58,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:43:58,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:43:58,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:43:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:43:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:44:01,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:01,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 406 states and 679 transitions. [2024-12-05 21:44:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 679 transitions. [2024-12-05 21:44:01,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:44:01,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:01,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:02,173 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 21:44:03,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:03,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 409 states and 685 transitions. [2024-12-05 21:44:03,042 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 685 transitions. [2024-12-05 21:44:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:44:03,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:03,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:08,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 418 states and 692 transitions. [2024-12-05 21:44:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 692 transitions. [2024-12-05 21:44:08,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:44:08,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:08,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 440 states and 744 transitions. [2024-12-05 21:44:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 744 transitions. [2024-12-05 21:44:25,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:44:25,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:25,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 450 states and 760 transitions. [2024-12-05 21:44:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 760 transitions. [2024-12-05 21:44:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:44:34,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:41,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:41,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 458 states and 779 transitions. [2024-12-05 21:44:41,090 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 779 transitions. [2024-12-05 21:44:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 21:44:41,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:41,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:44:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 466 states and 798 transitions. [2024-12-05 21:44:47,701 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 798 transitions. [2024-12-05 21:44:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:44:47,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:44:51,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 469 states and 805 transitions. [2024-12-05 21:44:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 805 transitions. [2024-12-05 21:44:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:44:51,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:51,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:44:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 479 states and 832 transitions. [2024-12-05 21:45:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 832 transitions. [2024-12-05 21:45:03,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 21:45:03,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:03,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 504 states and 875 transitions. [2024-12-05 21:45:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 875 transitions. [2024-12-05 21:45:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:22,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:22,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:26,000 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 507 states and 891 transitions. [2024-12-05 21:45:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 891 transitions. [2024-12-05 21:45:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:32,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:32,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:34,682 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 511 states and 907 transitions. [2024-12-05 21:45:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 907 transitions. [2024-12-05 21:45:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:38,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:38,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 514 states and 915 transitions. [2024-12-05 21:45:43,108 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 915 transitions. [2024-12-05 21:45:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:43,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:49,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 518 states and 929 transitions. [2024-12-05 21:45:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 929 transitions. [2024-12-05 21:45:49,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:49,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:51,422 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:45:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 521 states and 936 transitions. [2024-12-05 21:45:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 936 transitions. [2024-12-05 21:45:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 21:45:55,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:55,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:45:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:45:57,151 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:01,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 523 states and 947 transitions. [2024-12-05 21:46:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 947 transitions. [2024-12-05 21:46:01,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 21:46:01,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:01,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:03,620 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 529 states and 953 transitions. [2024-12-05 21:46:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 953 transitions. [2024-12-05 21:46:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 21:46:09,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:09,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:46:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:46:13,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:46:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 532 states and 955 transitions. [2024-12-05 21:46:13,633 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 955 transitions. [2024-12-05 21:46:13,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 21:46:13,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:46:13,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:46:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:13,654 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:46:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:13,831 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:46:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:46:13,894 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 35 iterations. [2024-12-05 21:46:13,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:46:13 ImpRootNode [2024-12-05 21:46:13,925 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:46:13,926 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:46:13,926 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:46:13,926 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:46:13,926 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:56" (3/4) ... [2024-12-05 21:46:13,927 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 21:46:13,970 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 33. [2024-12-05 21:46:14,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:46:14,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:46:14,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:46:14,027 INFO L158 Benchmark]: Toolchain (without parser) took 198663.37ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 114.7MB in the beginning and 843.7MB in the end (delta: -729.0MB). Peak memory consumption was 479.9MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,027 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:14,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.33ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 88.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.18ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 84.5MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,028 INFO L158 Benchmark]: Boogie Preprocessor took 58.24ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 80.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:46:14,028 INFO L158 Benchmark]: RCFGBuilder took 910.84ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 82.2MB in the end (delta: -1.8MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,028 INFO L158 Benchmark]: CodeCheck took 196964.31ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 82.2MB in the beginning and 848.0MB in the end (delta: -765.8MB). Peak memory consumption was 438.3MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,028 INFO L158 Benchmark]: Witness Printer took 100.95ms. Allocated memory is still 1.4GB. Free memory was 848.0MB in the beginning and 843.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:46:14,030 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, 255 locations, 35 error locations. Started 1 CEGAR loops. OverallTime: 196.9s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12097 SdHoareTripleChecker+Valid, 92.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8719 mSDsluCounter, 14750 SdHoareTripleChecker+Invalid, 86.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13543 mSDsCounter, 4474 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22756 IncrementalHoareTripleChecker+Invalid, 27230 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4474 mSolverCounterUnsat, 1207 mSDtfsCounter, 22756 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8977 GetRequests, 7794 SyntacticMatches, 273 SemanticMatches, 910 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446736 ImplicationChecksByTransitivity, 172.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 43.8s InterpolantComputationTime, 899 NumberOfCodeBlocks, 899 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 831 ConstructedInterpolants, 0 QuantifiedInterpolants, 19261 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 10 PerfectInterpolantSequences, 48/300 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: 12]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L850] struct list_head gl_list = { &(gl_list), &(gl_list) }; [L949] CALL gl_read() [L909] CALL gl_insert(__VERIFIER_nondet_int()) [L899] struct node *node = malloc(sizeof *node); [L900] COND FALSE !(!node) [L902] node->value = value [L903] CALL list_add(&node->linkage, &gl_list) [L890] EXPR head->next [L890] CALL __list_add(new, head, head->next) [L878] next->prev = new [L879] new->next = next [L880] new->prev = prev [L881] prev->next = new [L890] RET __list_add(new, head, head->next) [L903] RET list_add(&node->linkage, &gl_list) [L904] (&node->nested)->next = (&node->nested) [L904] (&node->nested)->next = (&node->nested) VAL [gl_list={3:0}, node={31689:0}] [L904] COND FALSE !(0) VAL [gl_list={3:0}, node={31689:0}] [L909] RET gl_insert(__VERIFIER_nondet_int()) [L911] COND FALSE !(__VERIFIER_nondet_int()) [L949] RET gl_read() [L950] CALL inspect(&gl_list) [L853] COND FALSE !(!(head)) VAL [gl_list={3:0}, head={3:0}] [L853] COND FALSE !(0) VAL [gl_list={3:0}, head={3:0}] [L854] EXPR head->next VAL [gl_list={3:0}, head={3:0}] [L854] COND FALSE !(!(head->next != head)) [L854] COND FALSE !(0) VAL [gl_list={3:0}, head={3:0}] [L855] EXPR head->prev VAL [gl_list={3:0}, head={3:0}] [L855] COND FALSE !(!(head->prev != head)) [L855] COND FALSE !(0) VAL [gl_list={3:0}, head={3:0}] [L856] EXPR head->prev [L856] head = head->prev [L857] COND FALSE !(!(head)) VAL [gl_list={3:0}, head={31689:4}] [L857] COND FALSE !(0) VAL [gl_list={3:0}, head={31689:4}] [L858] EXPR head->next VAL [gl_list={3:0}, head={31689:4}] [L858] COND FALSE !(!(head->next != head)) [L858] COND FALSE !(0) VAL [gl_list={3:0}, head={31689:4}] [L859] EXPR head->prev VAL [gl_list={3:0}, head={31689:4}] [L859] COND FALSE !(!(head->prev != head)) [L859] COND FALSE !(0) VAL [gl_list={3:0}, head={31689:4}] [L860] const struct node *node = ((struct node *)((char *)(head)-(unsigned long)(&((struct node *)0)->linkage))); VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L861] COND FALSE !(!(node)) VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L861] COND FALSE !(0) VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L862] EXPR node->nested.next VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L862] COND FALSE !(!(node->nested.next == &node->nested)) [L862] COND FALSE !(0) VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L863] EXPR node->nested.prev VAL [gl_list={3:0}, head={31689:4}, node={31689:0}] [L863] COND TRUE !(node->nested.prev == &node->nested) [L863] CALL fail() [L840] CALL reach_error() [L12] COND FALSE !(0) VAL [gl_list={3:0}] [L12] __assert_fail ("0", "bubble_sort_linux-2.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [gl_list={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.33ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 88.1MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.18ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 84.5MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.24ms. Allocated memory is still 142.6MB. Free memory was 84.5MB in the beginning and 80.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 910.84ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 82.2MB in the end (delta: -1.8MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * CodeCheck took 196964.31ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 82.2MB in the beginning and 848.0MB in the end (delta: -765.8MB). Peak memory consumption was 438.3MB. Max. memory is 16.1GB. * Witness Printer took 100.95ms. Allocated memory is still 1.4GB. Free memory was 848.0MB in the beginning and 843.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 21:46:14,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e4f7e57-6c9d-4c3a-a64d-c28fe7bf4868/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-memcleanup)