./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:03,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:03,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2024-11-13 20:18:03,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:18:03,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:18:03,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:03,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:03,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:03,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:03,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:18:03,538 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:03,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:18:03,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:03,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:03,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:03,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:03,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:03,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:03,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:03,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:03,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:03,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:18:03,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:18:03,541 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_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2024-11-13 20:18:03,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:03,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:03,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:03,917 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:03,917 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:03,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i Unable to find full path for "g++" [2024-11-13 20:18:05,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:06,372 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:06,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-11-13 20:18:06,386 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/data/4aa2cdf5c/71ec3f968bff4526801d71cc24cb6217/FLAG7d0de2249 [2024-11-13 20:18:06,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/data/4aa2cdf5c/71ec3f968bff4526801d71cc24cb6217 [2024-11-13 20:18:06,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:06,407 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:06,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:06,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:06,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:06,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:06,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588a0877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06, skipping insertion in model container [2024-11-13 20:18:06,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:06,467 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:06,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:06,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:06,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:06,945 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:06,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06 WrapperNode [2024-11-13 20:18:06,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:06,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:06,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:06,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:06,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:06,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,006 INFO L138 Inliner]: procedures = 119, calls = 47, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 155 [2024-11-13 20:18:07,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:07,011 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:07,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:07,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:07,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:07,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:07,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:07,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:07,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:06" (1/1) ... [2024-11-13 20:18:07,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:07,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:07,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:07,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:18:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:07,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:07,294 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:07,296 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:07,787 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:07,787 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:07,865 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:07,865 INFO L316 CfgBuilder]: Removed 15 assume(true) statements. [2024-11-13 20:18:07,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:07 BoogieIcfgContainer [2024-11-13 20:18:07,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:07,866 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:07,866 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:07,878 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:07,879 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:07" (1/1) ... [2024-11-13 20:18:07,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:07,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:07,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2024-11-13 20:18:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2024-11-13 20:18:07,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:18:07,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:07,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2024-11-13 20:18:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2024-11-13 20:18:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:18:08,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:08,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 53 states and 84 transitions. [2024-11-13 20:18:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 84 transitions. [2024-11-13 20:18:08,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:18:08,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:08,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2024-11-13 20:18:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2024-11-13 20:18:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:18:08,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:08,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2024-11-13 20:18:09,192 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2024-11-13 20:18:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:18:09,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:09,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:09,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2024-11-13 20:18:09,382 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2024-11-13 20:18:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:18:09,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:09,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:10,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2024-11-13 20:18:10,704 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2024-11-13 20:18:10,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:18:10,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:10,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:12,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-13 20:18:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-13 20:18:12,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:18:12,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:12,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2024-11-13 20:18:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2024-11-13 20:18:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:18:12,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-11-13 20:18:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-13 20:18:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:18:12,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:12,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2024-11-13 20:18:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2024-11-13 20:18:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:18:13,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:13,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:17,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 83 states and 122 transitions. [2024-11-13 20:18:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2024-11-13 20:18:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:18:17,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:18,067 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2024-11-13 20:18:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2024-11-13 20:18:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:18:20,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:20,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:21,366 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2024-11-13 20:18:22,653 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2024-11-13 20:18:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:18:22,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:22,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:29,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:29,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 190 transitions. [2024-11-13 20:18:29,948 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2024-11-13 20:18:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:18:29,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:18:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2024-11-13 20:18:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2024-11-13 20:18:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:32,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:32,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:34,362 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:40,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2024-11-13 20:18:40,083 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2024-11-13 20:18:40,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:40,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:40,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:18:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2024-11-13 20:18:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2024-11-13 20:18:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 20:18:41,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:41,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 227 transitions. [2024-11-13 20:18:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2024-11-13 20:18:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:18:41,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:41,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:43,410 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:18:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 148 states and 268 transitions. [2024-11-13 20:18:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 268 transitions. [2024-11-13 20:18:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:18:55,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:55,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:18:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 151 states and 271 transitions. [2024-11-13 20:18:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 271 transitions. [2024-11-13 20:18:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:18:56,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:56,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:18:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:57,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 153 states and 275 transitions. [2024-11-13 20:18:57,261 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 275 transitions. [2024-11-13 20:18:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 20:18:57,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:57,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:18:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:57,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:18:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:18:58,151 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 22 iterations. [2024-11-13 20:18:58,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:18:58 ImpRootNode [2024-11-13 20:18:58,200 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:18:58,200 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:18:58,200 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:18:58,201 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:18:58,201 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:07" (3/4) ... [2024-11-13 20:18:58,202 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:18:58,249 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:18:58,250 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:18:58,250 INFO L158 Benchmark]: Toolchain (without parser) took 51843.67ms. Allocated memory was 109.1MB in the beginning and 335.5MB in the end (delta: 226.5MB). Free memory was 82.4MB in the beginning and 212.0MB in the end (delta: -129.6MB). Peak memory consumption was 98.1MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,251 INFO L158 Benchmark]: CDTParser took 3.01ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:58,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.03ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 64.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.41ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:18:58,253 INFO L158 Benchmark]: Boogie Preprocessor took 50.76ms. Allocated memory is still 109.1MB. Free memory was 62.5MB in the beginning and 61.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,253 INFO L158 Benchmark]: RCFGBuilder took 803.30ms. Allocated memory is still 109.1MB. Free memory was 60.8MB in the beginning and 39.0MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,253 INFO L158 Benchmark]: CodeCheck took 50333.43ms. Allocated memory was 109.1MB in the beginning and 335.5MB in the end (delta: 226.5MB). Free memory was 39.0MB in the beginning and 216.1MB in the end (delta: -177.0MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,254 INFO L158 Benchmark]: Witness Printer took 49.30ms. Allocated memory is still 335.5MB. Free memory was 216.1MB in the beginning and 212.0MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:18:58,256 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 49 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 50.3s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3269 SdHoareTripleChecker+Valid, 16.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1447 mSDsluCounter, 2541 SdHoareTripleChecker+Invalid, 15.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1779 mSDsCounter, 1092 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4738 IncrementalHoareTripleChecker+Invalid, 5830 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1092 mSolverCounterUnsat, 762 mSDtfsCounter, 4738 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2869 GetRequests, 2525 SyntacticMatches, 16 SemanticMatches, 328 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46420 ImplicationChecksByTransitivity, 39.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 3565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 13 PerfectInterpolantSequences, 26/75 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 - CounterExampleResult [Line: 985]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: [L1004] BCK* bucket = malloc(sizeof(BCK)); [L1005] bucket->data = 0 [L1006] bucket->list = ((void*)0) [L1008] bucket->next = malloc(sizeof(BCK)) [L1009] EXPR bucket->next [L1009] BCK* bcki = bucket->next; [L1010] bcki->data = 1 [L1011] bcki->list = ((void*)0) [L1013] bcki->next = malloc(sizeof(BCK)) [L1014] EXPR bcki->next [L1014] bcki = bcki->next [L1015] bcki->data = 2 [L1016] bcki->list = ((void*)0) [L1017] bcki->next = ((void*)0) [L1019] struct TSLL* item = ((void*)0); [L1020] struct TSLL* itr = ((void*)0); VAL [bucket={-1:0}] [L1021] COND TRUE __VERIFIER_nondet_int() [L1023] item = malloc(sizeof(SLL)) [L1024] item->next = ((void*)0) [L1025] COND TRUE __VERIFIER_nondet_int() [L1026] item->data = 0 [L1032] bcki = bucket VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1034] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1035] COND FALSE !(!(item != ((void*)0))) VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1036] EXPR bcki->data [L1036] EXPR item->data VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1036] COND FALSE !(bcki->data != item->data) [L1038] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1040] EXPR bcki->list VAL [bcki={-1:0}, bucket={-1:0}, item={19284:0}] [L1040] COND TRUE bcki->list == ((void*)0) [L1041] bcki->list = item VAL [bucket={-1:0}] [L1021] COND FALSE !(__VERIFIER_nondet_int()) [L1052] bcki = bucket VAL [bcki={-1:0}] [L1053] COND TRUE bcki != ((void*)0) [L1055] EXPR bcki->list [L1055] item = bcki->list [L1056] bcki->list = ((void*)0) VAL [bcki={-1:0}, item={19284:0}] [L1057] COND TRUE item != ((void*)0) [L1059] itr = item [L1060] EXPR item->next [L1060] item = item->next [L1061] EXPR itr->data [L1061] EXPR bcki->data VAL [bcki={-1:0}, item={0:0}, itr={19284:0}] [L1061] COND TRUE !(itr->data != bcki->data) [L1061] CALL reach_error() [L985] COND FALSE !(0) [L985] __assert_fail ("0", "sll-buckets-2.c", 14, __extension__ __PRETTY_FUNCTION__) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.03ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 64.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.41ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.76ms. Allocated memory is still 109.1MB. Free memory was 62.5MB in the beginning and 61.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 803.30ms. Allocated memory is still 109.1MB. Free memory was 60.8MB in the beginning and 39.0MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 50333.43ms. Allocated memory was 109.1MB in the beginning and 335.5MB in the end (delta: 226.5MB). Free memory was 39.0MB in the beginning and 216.1MB in the end (delta: -177.0MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Witness Printer took 49.30ms. Allocated memory is still 335.5MB. Free memory was 216.1MB in the beginning and 212.0MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:18:58,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc1755a3-00e7-40ef-9573-3312aa468339/bin/ukojak-verify-EEHR8qb7sm/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)