./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.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_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/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_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/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_e10dec7e-4495-41f0-97d2-f2b32bc84f75/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 528fbc32d9aa1d8a4eedfd9ab07830e3af97eea6ef37fe4df10e8aa3c9d21936 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:08:06,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:08:06,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-24 18:08:06,210 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:08:06,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:08:06,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:08:06,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:08:06,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:08:06,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-24 18:08:06,238 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:08:06,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:08:06,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:08:06,240 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:08:06,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:08:06,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:08:06,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:08:06,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:08:06,240 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:08:06,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:08:06,240 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_e10dec7e-4495-41f0-97d2-f2b32bc84f75/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 -> 528fbc32d9aa1d8a4eedfd9ab07830e3af97eea6ef37fe4df10e8aa3c9d21936 [2024-11-24 18:08:06,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:08:06,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:08:06,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:08:06,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:08:06,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:08:06,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2024-11-24 18:08:09,622 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/data/07770f0af/2023c963aae44a08ab3948114b6b248c/FLAGc4fc2c31b [2024-11-24 18:08:09,961 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:08:09,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2024-11-24 18:08:09,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/data/07770f0af/2023c963aae44a08ab3948114b6b248c/FLAGc4fc2c31b [2024-11-24 18:08:10,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/data/07770f0af/2023c963aae44a08ab3948114b6b248c [2024-11-24 18:08:10,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:08:10,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:08:10,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:08:10,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:08:10,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:08:10,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc89a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10, skipping insertion in model container [2024-11-24 18:08:10,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,271 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:08:10,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:08:10,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:08:10,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:08:10,754 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:08:10,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10 WrapperNode [2024-11-24 18:08:10,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:08:10,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:08:10,756 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:08:10,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:08:10,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,797 INFO L138 Inliner]: procedures = 125, calls = 16, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 87 [2024-11-24 18:08:10,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:08:10,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:08:10,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:08:10,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:08:10,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,815 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:08:10,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:08:10,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:08:10,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:08:10,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:08:10" (1/1) ... [2024-11-24 18:08:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:08:10,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:08:10,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:08:10,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:08:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:08:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:08:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-24 18:08:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-24 18:08:10,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 18:08:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:08:10,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:08:10,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:08:11,064 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:08:11,066 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:08:11,324 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-24 18:08:11,325 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:08:11,440 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:08:11,440 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:08:11,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:08:11 BoogieIcfgContainer [2024-11-24 18:08:11,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:08:11,442 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:08:11,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:08:11,457 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:08:11,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:08:11" (1/1) ... [2024-11-24 18:08:11,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:08:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-24 18:08:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-24 18:08:11,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-24 18:08:11,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:11,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:11,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:08:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-24 18:08:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-24 18:08:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 18:08:11,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:11,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:08:12,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-24 18:08:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-24 18:08:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:08:12,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:12,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:08:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-24 18:08:12,546 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-24 18:08:12,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:08:12,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:12,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 18:08:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:13,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2024-11-24 18:08:13,153 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-11-24 18:08:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-24 18:08:13,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:13,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:13,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:08:13,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-24 18:08:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-24 18:08:13,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-24 18:08:13,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:13,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:14,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 18:08:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2024-11-24 18:08:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2024-11-24 18:08:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-24 18:08:14,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:14,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 18:08:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:15,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2024-11-24 18:08:15,406 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2024-11-24 18:08:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-24 18:08:15,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:15,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:08:16,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2024-11-24 18:08:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2024-11-24 18:08:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-24 18:08:16,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:16,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 18:08:17,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:17,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 62 transitions. [2024-11-24 18:08:17,528 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-11-24 18:08:17,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-24 18:08:17,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:17,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:17,705 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 18:08:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2024-11-24 18:08:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2024-11-24 18:08:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 18:08:18,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-24 18:08:21,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:21,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2024-11-24 18:08:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2024-11-24 18:08:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 18:08:21,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-24 18:08:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 44 states and 89 transitions. [2024-11-24 18:08:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 89 transitions. [2024-11-24 18:08:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 18:08:22,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:22,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-24 18:08:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 46 states and 90 transitions. [2024-11-24 18:08:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2024-11-24 18:08:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-24 18:08:23,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:23,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:08:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 18:08:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 51 states and 114 transitions. [2024-11-24 18:08:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 114 transitions. [2024-11-24 18:08:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-24 18:08:25,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:25,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:08:25,974 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:08:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:08:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:08:26,141 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:08:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:08:26,226 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2024-11-24 18:08:26,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:08:26 ImpRootNode [2024-11-24 18:08:26,272 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:08:26,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:08:26,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:08:26,274 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:08:26,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:08:11" (3/4) ... [2024-11-24 18:08:26,275 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-24 18:08:26,325 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 20. [2024-11-24 18:08:26,392 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-24 18:08:26,393 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-24 18:08:26,393 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:08:26,394 INFO L158 Benchmark]: Toolchain (without parser) took 16191.54ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 116.2MB in the beginning and 82.8MB in the end (delta: 33.4MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-11-24 18:08:26,394 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:08:26,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.62ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 99.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:08:26,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.32ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 97.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:08:26,395 INFO L158 Benchmark]: Boogie Preprocessor took 39.78ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 96.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:08:26,395 INFO L158 Benchmark]: RCFGBuilder took 602.43ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 80.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:08:26,396 INFO L158 Benchmark]: CodeCheck took 14831.00ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 80.5MB in the beginning and 87.2MB in the end (delta: -6.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-24 18:08:26,396 INFO L158 Benchmark]: Witness Printer took 119.73ms. Allocated memory is still 176.2MB. Free memory was 87.2MB in the beginning and 82.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:08:26,398 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 14.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 858 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 355 mSDsluCounter, 278 SdHoareTripleChecker+Invalid, 4.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 787 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2624 IncrementalHoareTripleChecker+Invalid, 3411 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 787 mSolverCounterUnsat, 124 mSDtfsCounter, 2624 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1820 GetRequests, 1615 SyntacticMatches, 15 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13556 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 525 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 43/71 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: 12]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L603] int len = 2; VAL [len=2] [L604] len < 32 && __VERIFIER_nondet_int() [L604] len < 32 && __VERIFIER_nondet_int() VAL [len=2] [L604] COND FALSE !(len < 32 && __VERIFIER_nondet_int()) [L607] CALL, EXPR sll_create(len + 1) [L575] SLL head = ((void *)0); VAL [head={0:0}, len=3] [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND TRUE len > 0 [L577] SLL new_head = (SLL) malloc(sizeof(struct node)); [L578] COND FALSE !(((void *)0) == new_head) [L581] new_head->next = head [L582] head = new_head [L583] len-- [L576] COND FALSE !(len > 0) [L585] return head; [L607] RET, EXPR sll_create(len + 1) [L607] SLL s = sll_create(len + 1); [L608] CALL, EXPR sll_length(s) [L588] int len = 0; VAL [head={12260:0}, len=0] [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND TRUE \read(head) [L590] len++ [L591] EXPR head->next [L591] head = head->next [L589] COND FALSE !(\read(head)) [L593] return len; [L608] RET, EXPR sll_length(s) [L608] COND TRUE len != sll_length(s) [L613] CALL reach_error() [L12] COND FALSE !(0) [L12] __assert_fail ("0", "sll_length_check-1.c", 3, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.62ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 99.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.32ms. Allocated memory is still 142.6MB. Free memory was 98.9MB in the beginning and 97.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.78ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 96.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 602.43ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 80.5MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14831.00ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 80.5MB in the beginning and 87.2MB in the end (delta: -6.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Witness Printer took 119.73ms. Allocated memory is still 176.2MB. Free memory was 87.2MB in the beginning and 82.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-24 18:08:26,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10dec7e-4495-41f0-97d2-f2b32bc84f75/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)