./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9 --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 02acfb70bf31515ceb84abad2b1306b0eab86ac3ab86c4ec829443e87c9da071 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:42:15,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:42:15,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 01:42:15,478 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:42:15,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:42:15,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:42:15,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:42:15,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:42:15,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:42:15,504 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:42:15,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:42:15,505 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:42:15,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:42:15,506 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:42:15,507 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:42:15,507 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:42:15,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:42:15,508 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:42:15,509 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:42:15,509 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:42:15,509 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:42:15,510 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:42:15,511 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:42:15,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:42:15,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:15,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:42:15,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:42:15,513 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:42:15,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:42:15,514 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_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02acfb70bf31515ceb84abad2b1306b0eab86ac3ab86c4ec829443e87c9da071 [2023-12-03 01:42:15,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:42:15,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:42:15,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:42:15,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:42:15,763 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:42:15,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-memsafety/memleaks_test11_1.i [2023-12-03 01:42:18,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:42:18,740 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:42:18,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/sv-benchmarks/c/ldv-memsafety/memleaks_test11_1.i [2023-12-03 01:42:18,758 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/data/ad5698c3e/eac7f00db4b64bcf93b43fba8b08bc73/FLAGa06adac86 [2023-12-03 01:42:18,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/data/ad5698c3e/eac7f00db4b64bcf93b43fba8b08bc73 [2023-12-03 01:42:18,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:42:18,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:42:18,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:18,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:42:18,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:42:18,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:18" (1/1) ... [2023-12-03 01:42:18,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186febf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:18, skipping insertion in model container [2023-12-03 01:42:18,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:42:18" (1/1) ... [2023-12-03 01:42:18,837 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:42:19,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:19,192 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:42:19,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:42:19,284 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:42:19,292 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:42:19,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19 WrapperNode [2023-12-03 01:42:19,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:42:19,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:19,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:42:19,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:42:19,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,346 INFO L138 Inliner]: procedures = 168, calls = 88, calls flagged for inlining = 39, calls inlined = 15, statements flattened = 149 [2023-12-03 01:42:19,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:42:19,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:42:19,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:42:19,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:42:19,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,377 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:42:19,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:42:19,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:42:19,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:42:19,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:42:19,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:42:19,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:42:19,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:42:19,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 01:42:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:42:19,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:42:19,571 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:42:19,573 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:42:19,821 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:42:19,913 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:42:19,913 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:42:19,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:19 BoogieIcfgContainer [2023-12-03 01:42:19,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:42:19,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:42:19,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:42:19,926 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:42:19,926 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:19" (1/1) ... [2023-12-03 01:42:19,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:42:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2023-12-03 01:42:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2023-12-03 01:42:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:42:19,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:19,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:20,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-12-03 01:42:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-12-03 01:42:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:42:20,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:20,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2023-12-03 01:42:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2023-12-03 01:42:20,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:42:20,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:20,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:20,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:21,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 65 states and 69 transitions. [2023-12-03 01:42:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2023-12-03 01:42:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 01:42:21,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:21,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-12-03 01:42:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-12-03 01:42:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 01:42:21,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:21,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:21,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 69 states and 73 transitions. [2023-12-03 01:42:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2023-12-03 01:42:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:22,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:22,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:23,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 72 states and 76 transitions. [2023-12-03 01:42:23,180 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2023-12-03 01:42:23,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:23,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:23,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:23,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2023-12-03 01:42:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2023-12-03 01:42:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:23,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:23,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:24,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 72 states and 76 transitions. [2023-12-03 01:42:24,766 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2023-12-03 01:42:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 01:42:24,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:24,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 71 states and 75 transitions. [2023-12-03 01:42:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2023-12-03 01:42:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:42:26,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:26,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:26,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2023-12-03 01:42:27,725 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2023-12-03 01:42:27,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:42:27,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:27,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 72 states and 76 transitions. [2023-12-03 01:42:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2023-12-03 01:42:28,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:42:28,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:28,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:28,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:30,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:30,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 71 states and 75 transitions. [2023-12-03 01:42:30,002 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2023-12-03 01:42:30,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:42:30,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:30,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:30,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:32,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:32,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 74 states and 78 transitions. [2023-12-03 01:42:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2023-12-03 01:42:32,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:42:32,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:32,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2023-12-03 01:42:33,847 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2023-12-03 01:42:33,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:42:33,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2023-12-03 01:42:36,427 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2023-12-03 01:42:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:42:36,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:36,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:40,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2023-12-03 01:42:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2023-12-03 01:42:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 01:42:40,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:40,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2023-12-03 01:42:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2023-12-03 01:42:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:42,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:42,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:42,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2023-12-03 01:42:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2023-12-03 01:42:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:45,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:45,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2023-12-03 01:42:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-12-03 01:42:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:51,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:51,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:52,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:42:53,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:42:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2023-12-03 01:42:53,405 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-12-03 01:42:53,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:42:53,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:42:53,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:42:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:42:54,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2023-12-03 01:43:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2023-12-03 01:43:00,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 01:43:00,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:00,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:01,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2023-12-03 01:43:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2023-12-03 01:43:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:43:07,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:07,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2023-12-03 01:43:13,786 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2023-12-03 01:43:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:43:13,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:13,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2023-12-03 01:43:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2023-12-03 01:43:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 01:43:15,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:16,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2023-12-03 01:43:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2023-12-03 01:43:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:43:19,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:19,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2023-12-03 01:43:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2023-12-03 01:43:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:43:23,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:23,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:24,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-12-03 01:43:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-12-03 01:43:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 01:43:26,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:26,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:34,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2023-12-03 01:43:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2023-12-03 01:43:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:43:34,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:46,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 84 states and 96 transitions. [2023-12-03 01:43:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2023-12-03 01:43:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 01:43:46,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:46,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:47,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:43:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:43:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2023-12-03 01:43:51,431 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2023-12-03 01:43:51,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:43:51,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:43:51,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:43:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:43:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:01,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2023-12-03 01:44:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2023-12-03 01:44:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:44:01,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:01,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:01,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:07,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:07,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2023-12-03 01:44:07,405 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2023-12-03 01:44:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:44:07,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:07,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2023-12-03 01:44:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2023-12-03 01:44:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:44:15,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:15,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 94 states and 114 transitions. [2023-12-03 01:44:23,735 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 114 transitions. [2023-12-03 01:44:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:44:23,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:23,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:23,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 92 states and 107 transitions. [2023-12-03 01:44:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2023-12-03 01:44:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:44:29,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:29,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:44:46,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:44:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2023-12-03 01:44:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2023-12-03 01:44:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 01:44:46,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:44:46,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:44:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:44:48,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:00,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2023-12-03 01:45:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2023-12-03 01:45:00,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 01:45:00,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:00,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:15,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:15,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 101 states and 120 transitions. [2023-12-03 01:45:15,780 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 120 transitions. [2023-12-03 01:45:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:45:15,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:15,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:26,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2023-12-03 01:45:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2023-12-03 01:45:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 01:45:26,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:26,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:45:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:45:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 103 states and 122 transitions. [2023-12-03 01:45:42,191 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2023-12-03 01:45:42,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:45:42,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:45:42,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:45:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:45:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:00,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:00,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 105 states and 120 transitions. [2023-12-03 01:46:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2023-12-03 01:46:00,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:46:00,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:00,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:21,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 112 states and 128 transitions. [2023-12-03 01:46:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2023-12-03 01:46:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 01:46:21,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:46:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 106 states and 120 transitions. [2023-12-03 01:46:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 120 transitions. [2023-12-03 01:46:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:46:30,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:30,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:46:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:47:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:47:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 116 states and 132 transitions. [2023-12-03 01:47:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2023-12-03 01:47:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 01:47:11,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:47:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:47:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:47:11,462 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:47:11,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:47:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:47:11,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:47:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:47:11,682 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 45 iterations. [2023-12-03 01:47:11,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:47:11 ImpRootNode [2023-12-03 01:47:11,725 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:47:11,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:47:11,726 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:47:11,726 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:47:11,726 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:42:19" (3/4) ... [2023-12-03 01:47:11,727 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 01:47:11,782 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:47:11,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:47:11,783 INFO L158 Benchmark]: Toolchain (without parser) took 293005.27ms. Allocated memory was 151.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 114.6MB in the beginning and 1.1GB in the end (delta: -969.4MB). Peak memory consumption was 265.0MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,783 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:47:11,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.28ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 92.0MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.51ms. Allocated memory is still 151.0MB. Free memory was 91.6MB in the beginning and 89.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,785 INFO L158 Benchmark]: Boogie Preprocessor took 33.85ms. Allocated memory is still 151.0MB. Free memory was 89.0MB in the beginning and 87.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,785 INFO L158 Benchmark]: RCFGBuilder took 533.06ms. Allocated memory is still 151.0MB. Free memory was 87.0MB in the beginning and 96.6MB in the end (delta: -9.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,786 INFO L158 Benchmark]: CodeCheck took 291809.22ms. Allocated memory was 151.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 96.6MB in the beginning and 1.1GB in the end (delta: -991.7MB). Peak memory consumption was 240.2MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,786 INFO L158 Benchmark]: Witness Printer took 56.85ms. Allocated memory is still 1.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:47:11,788 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, 66 locations, 32 error locations. Started 1 CEGAR loops. OverallTime: 291.7s, OverallIterations: 45, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4547 SdHoareTripleChecker+Valid, 47.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4433 mSDsluCounter, 1602 SdHoareTripleChecker+Invalid, 41.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1094 mSDsCounter, 7792 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29255 IncrementalHoareTripleChecker+Invalid, 37047 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7792 mSolverCounterUnsat, 508 mSDtfsCounter, 29255 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5181 GetRequests, 4040 SyntacticMatches, 59 SemanticMatches, 1082 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567791 ImplicationChecksByTransitivity, 281.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 32.5s InterpolantComputationTime, 508 NumberOfCodeBlocks, 508 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 444 ConstructedInterpolants, 0 QuantifiedInterpolants, 3498 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 44 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: 799]: free of unallocated memory possible free of unallocated memory possible We found a FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L824] CALL entry_point() [L803] CALL, EXPR ldv_malloc(sizeof(struct ldv_i2c_client)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L803] RET, EXPR ldv_malloc(sizeof(struct ldv_i2c_client)) [L803] struct ldv_i2c_client *c11 = (struct ldv_i2c_client *)ldv_malloc(sizeof(struct ldv_i2c_client)); [L804] COND FALSE !(!c11) [L806] CALL, EXPR ldv_malloc(sizeof(struct ldv_m88ts2022_config)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L806] RET, EXPR ldv_malloc(sizeof(struct ldv_m88ts2022_config)) [L805-L806] struct ldv_m88ts2022_config *cfg = (struct ldv_m88ts2022_config *) ldv_malloc(sizeof(struct ldv_m88ts2022_config)); [L807] COND FALSE !(!cfg) VAL [c11={35885:0}, cfg={35884:0}, ldv_global_msg_list={1:0}] [L808] c11->dev.platform_data = cfg [L810] CALL, EXPR ldv_malloc(sizeof(struct ldv_dvb_frontend)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L810] RET, EXPR ldv_malloc(sizeof(struct ldv_dvb_frontend)) [L809-L810] struct ldv_dvb_frontend *fe = (struct ldv_dvb_frontend *) ldv_malloc(sizeof(struct ldv_dvb_frontend)); [L811] COND FALSE !(!fe) VAL [c11={35885:0}, cfg={35884:0}, fe={-2:0}, ldv_global_msg_list={1:0}] [L812] cfg->fe = fe [L813] CALL alloc_2_11(c11) [L784] EXPR client->dev.platform_data [L784] struct ldv_m88ts2022_config *cfg = client->dev.platform_data; [L785] EXPR cfg->fe [L785] struct ldv_dvb_frontend *fe = cfg->fe; [L786] CALL, EXPR ldv_malloc(sizeof(struct Data11)) [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L786] RET, EXPR ldv_malloc(sizeof(struct Data11)) [L786] struct Data11 *priv = (struct Data11*)ldv_malloc(sizeof(struct Data11)); [L787] COND FALSE !(!priv) VAL [cfg={35884:0}, client={35885:0}, client={35885:0}, fe={-2:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L788] fe->tuner_priv = priv [L789] CALL ldv_i2c_set_clientdata(client, priv) [L778] CALL ldv_dev_set_drvdata(&dev->dev, data) [L623] dev->driver_data = data [L778] RET ldv_dev_set_drvdata(&dev->dev, data) [L789] RET ldv_i2c_set_clientdata(client, priv) [L790] free(priv) VAL [cfg={35884:0}, client={35885:0}, client={35885:0}, fe={-2:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L790] free(priv) VAL [cfg={35884:0}, client={35885:0}, client={35885:0}, fe={-2:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L790] free(priv) [L791] return 0; VAL [\result=0, cfg={35884:0}, client={35885:0}, client={35885:0}, fe={-2:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L813] RET alloc_2_11(c11) [L814] CALL free_11(c11) [L797] CALL, EXPR ldv_i2c_get_clientdata(client) [L774] CALL, EXPR ldv_dev_get_drvdata(&dev->dev) [L619] EXPR dev->driver_data [L619] return dev->driver_data; [L774] RET, EXPR ldv_dev_get_drvdata(&dev->dev) [L774] return ldv_dev_get_drvdata(&dev->dev); [L797] RET, EXPR ldv_i2c_get_clientdata(client) [L797] void *priv = (struct Data11*)ldv_i2c_get_clientdata(client); [L798] COND TRUE \read(*priv) VAL [client={35885:0}, client={35885:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L799] free(priv) VAL [client={35885:0}, client={35885:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L799] free(priv) VAL [client={35885:0}, client={35885:0}, ldv_global_msg_list={1:0}, priv={-1:0}] [L799] free(priv) VAL [client={35885:0}, client={35885:0}, ldv_global_msg_list={1:0}, priv={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.28ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 92.0MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.51ms. Allocated memory is still 151.0MB. Free memory was 91.6MB in the beginning and 89.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.85ms. Allocated memory is still 151.0MB. Free memory was 89.0MB in the beginning and 87.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.06ms. Allocated memory is still 151.0MB. Free memory was 87.0MB in the beginning and 96.6MB in the end (delta: -9.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 291809.22ms. Allocated memory was 151.0MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 96.6MB in the beginning and 1.1GB in the end (delta: -991.7MB). Peak memory consumption was 240.2MB. Max. memory is 16.1GB. * Witness Printer took 56.85ms. Allocated memory is still 1.4GB. Free memory was 1.1GB in the beginning and 1.1GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 01:47:11,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a401df66-7627-41cc-a3a5-1f487b061883/bin/ukojak-verify-Qdu7aM0XO9/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)