./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da0196598caa8f7971f5c05318e98ec0e7e9ad277348cd08159b1fad4465fe6c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:21:09,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:21:09,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:21:09,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:21:09,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:21:09,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:21:09,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:21:09,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:21:09,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:21:09,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:21:09,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:21:09,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:21:09,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:21:09,581 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:21:09,582 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:21:09,582 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:21:09,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:21:09,583 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:21:09,583 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:21:09,584 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:21:09,584 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:21:09,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:21:09,592 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:21:09,593 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:21:09,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:21:09,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:09,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:21:09,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:21:09,594 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:21:09,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:21:09,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da0196598caa8f7971f5c05318e98ec0e7e9ad277348cd08159b1fad4465fe6c [2024-11-09 00:21:09,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:21:09,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:21:09,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:21:09,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:21:09,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:21:09,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/list-ext-properties/test-0158_1-3.i Unable to find full path for "g++" [2024-11-09 00:21:12,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:21:12,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:21:12,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/sv-benchmarks/c/list-ext-properties/test-0158_1-3.i [2024-11-09 00:21:12,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/data/b2679dd1f/e099d247b2df4af28382e913a501187d/FLAG0279234ba [2024-11-09 00:21:12,846 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/data/b2679dd1f/e099d247b2df4af28382e913a501187d [2024-11-09 00:21:12,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:21:12,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:21:12,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:12,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:21:12,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:21:12,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:12" (1/1) ... [2024-11-09 00:21:12,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c901227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:12, skipping insertion in model container [2024-11-09 00:21:12,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:21:12" (1/1) ... [2024-11-09 00:21:12,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:21:13,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:13,298 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:21:13,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:21:13,420 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:21:13,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13 WrapperNode [2024-11-09 00:21:13,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:21:13,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:13,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:21:13,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:21:13,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,482 INFO L138 Inliner]: procedures = 124, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2024-11-09 00:21:13,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:21:13,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:21:13,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:21:13,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:21:13,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:21:13,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:21:13,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:21:13,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:21:13,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:21:13" (1/1) ... [2024-11-09 00:21:13,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:21:13,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:21:13,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:21:13,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:21:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:21:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:21:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:21:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:21:13,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:21:13,768 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:21:14,064 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-09 00:21:14,064 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:21:14,109 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:21:14,109 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:21:14,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:14 BoogieIcfgContainer [2024-11-09 00:21:14,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:21:14,113 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:21:14,113 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:21:14,125 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:21:14,126 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:14" (1/1) ... [2024-11-09 00:21:14,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:21:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2024-11-09 00:21:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2024-11-09 00:21:14,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:21:14,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:14,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:14,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:14,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:14,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2024-11-09 00:21:14,622 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2024-11-09 00:21:14,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:21:14,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:14,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2024-11-09 00:21:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2024-11-09 00:21:15,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:21:15,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:15,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2024-11-09 00:21:15,098 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2024-11-09 00:21:15,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:21:15,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:15,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2024-11-09 00:21:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2024-11-09 00:21:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:21:15,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:15,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:15,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:15,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:15,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2024-11-09 00:21:15,471 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-11-09 00:21:15,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:21:15,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:15,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:15,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-11-09 00:21:16,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-09 00:21:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:21:16,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-11-09 00:21:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-09 00:21:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:21:16,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2024-11-09 00:21:16,376 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2024-11-09 00:21:16,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:21:16,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2024-11-09 00:21:16,449 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-11-09 00:21:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:21:16,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-11-09 00:21:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-11-09 00:21:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:21:16,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-11-09 00:21:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-09 00:21:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:21:16,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:16,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2024-11-09 00:21:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2024-11-09 00:21:16,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:21:16,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:16,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:16,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 31 states and 33 transitions. [2024-11-09 00:21:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 33 transitions. [2024-11-09 00:21:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:21:17,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:17,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:17,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2024-11-09 00:21:17,238 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-11-09 00:21:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:21:17,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:17,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:17,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:17,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-11-09 00:21:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-11-09 00:21:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:21:17,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:17,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2024-11-09 00:21:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2024-11-09 00:21:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:21:18,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:18,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:19,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-11-09 00:21:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-11-09 00:21:19,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:21:19,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:19,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:19,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:21,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:21,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 32 transitions. [2024-11-09 00:21:21,912 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 32 transitions. [2024-11-09 00:21:21,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:21:21,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:21,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-11-09 00:21:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-11-09 00:21:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:21:23,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:23,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:23,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:26,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-11-09 00:21:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-09 00:21:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:21:26,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:26,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:27,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:27,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-11-09 00:21:27,809 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-11-09 00:21:27,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:21:27,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:27,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:31,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-11-09 00:21:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-11-09 00:21:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:21:31,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:31,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:31,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:32,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-11-09 00:21:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-11-09 00:21:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:21:32,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:32,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:37,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:37,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2024-11-09 00:21:37,042 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2024-11-09 00:21:37,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:21:37,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:37,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:21:38,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2024-11-09 00:21:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2024-11-09 00:21:38,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:21:38,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:38,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:38,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:38,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:38,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:21:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:21:38,822 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 26 iterations. [2024-11-09 00:21:38,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:21:38 ImpRootNode [2024-11-09 00:21:38,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:21:38,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:21:38,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:21:38,850 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:21:38,851 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:21:14" (3/4) ... [2024-11-09 00:21:38,852 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:21:38,909 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:21:38,909 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:21:38,911 INFO L158 Benchmark]: Toolchain (without parser) took 26060.19ms. Allocated memory was 121.6MB in the beginning and 209.7MB in the end (delta: 88.1MB). Free memory was 62.2MB in the beginning and 116.0MB in the end (delta: -53.8MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,912 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:21:38,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.68ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 61.9MB in the beginning and 129.0MB in the end (delta: -67.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.86ms. Allocated memory is still 174.1MB. Free memory was 129.0MB in the beginning and 126.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,918 INFO L158 Benchmark]: Boogie Preprocessor took 44.18ms. Allocated memory is still 174.1MB. Free memory was 126.8MB in the beginning and 125.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,919 INFO L158 Benchmark]: RCFGBuilder took 581.76ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 110.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,919 INFO L158 Benchmark]: CodeCheck took 24736.52ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 110.1MB in the beginning and 118.0MB in the end (delta: -8.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,920 INFO L158 Benchmark]: Witness Printer took 60.00ms. Allocated memory is still 209.7MB. Free memory was 118.0MB in the beginning and 116.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:21:38,927 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, 39 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 24.7s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1210 SdHoareTripleChecker+Valid, 8.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1090 mSDsluCounter, 890 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 652 mSDsCounter, 952 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3336 IncrementalHoareTripleChecker+Invalid, 4288 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 952 mSolverCounterUnsat, 238 mSDtfsCounter, 3336 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1589 GetRequests, 1309 SyntacticMatches, 20 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27543 ImplicationChecksByTransitivity, 20.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 945 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 545]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L526-L533] union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L534] data.p0 = malloc(37U) [L535] EXPR data.p0 [L535] void *ptr = data.p0; [L536] COND FALSE !(__VERIFIER_nondet_int()) [L539] data.str.p2 = 30 VAL [data={14717:0}, ptr={-1:0}] [L541] EXPR data.str.p2 VAL [data={14717:0}, ptr={-1:0}] [L541] COND FALSE !(25 > data.str.p2) [L544] EXPR data.p0 VAL [ptr={-1:0}] [L544] free(data.p0) VAL [ptr={-1:0}] [L544] free(data.p0) VAL [ptr={-1:0}] [L544] free(data.p0) [L545] free(ptr) [L545] free(ptr) [L545] free(ptr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.68ms. Allocated memory was 121.6MB in the beginning and 174.1MB in the end (delta: 52.4MB). Free memory was 61.9MB in the beginning and 129.0MB in the end (delta: -67.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.86ms. Allocated memory is still 174.1MB. Free memory was 129.0MB in the beginning and 126.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.18ms. Allocated memory is still 174.1MB. Free memory was 126.8MB in the beginning and 125.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 581.76ms. Allocated memory is still 174.1MB. Free memory was 125.5MB in the beginning and 110.1MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 24736.52ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 110.1MB in the beginning and 118.0MB in the end (delta: -8.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Witness Printer took 60.00ms. Allocated memory is still 209.7MB. Free memory was 118.0MB in the beginning and 116.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:21:38,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f411-362d-4203-876e-9f44855b89fa/bin/ukojak-verify-ImItNfHLgk/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-free)