./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.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_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi --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 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:28,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:28,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:18:28,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:28,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:28,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:28,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:28,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:28,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:28,771 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:28,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:28,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:28,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:28,780 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:18:28,780 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:18:28,781 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:18:28,782 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:28,783 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:28,783 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:28,784 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:28,784 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:28,785 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:28,785 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:28,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:28,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:28,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:28,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:28,787 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:28,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:28,788 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_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57e88052da463d5b7254d94e89c581ee420b273cd207f71cae5120687b870089 [2023-11-24 22:18:29,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:29,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:29,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:29,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:29,165 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:29,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2023-11-24 22:18:32,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:32,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:32,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/sv-benchmarks/c/ldv-memsafety/memleaks_test14.i [2023-11-24 22:18:32,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/data/64c2eb773/60a49f6a13da4a5c84d1e78d77d67c16/FLAGe8a69e2c1 [2023-11-24 22:18:32,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/data/64c2eb773/60a49f6a13da4a5c84d1e78d77d67c16 [2023-11-24 22:18:32,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:32,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:32,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:32,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:32,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:32,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:32" (1/1) ... [2023-11-24 22:18:32,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@609456b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:32, skipping insertion in model container [2023-11-24 22:18:32,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:32" (1/1) ... [2023-11-24 22:18:32,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:33,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:33,281 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:33,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:33,376 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:33,384 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:33,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33 WrapperNode [2023-11-24 22:18:33,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:33,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:33,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:33,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:33,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,453 INFO L138 Inliner]: procedures = 167, calls = 80, calls flagged for inlining = 33, calls inlined = 10, statements flattened = 90 [2023-11-24 22:18:33,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:33,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:33,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:33,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:33,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,510 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:33,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:33,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:33,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:33,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:33" (1/1) ... [2023-11-24 22:18:33,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:33,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:33,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:33,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d182bfeb-5f1f-4c31-b661-744d5e15d99b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:18:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:18:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:18:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:18:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:33,796 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:33,798 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:34,085 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:34,252 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:34,253 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:18:34,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:34 BoogieIcfgContainer [2023-11-24 22:18:34,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:34,256 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:34,256 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:34,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:34,268 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:34" (1/1) ... [2023-11-24 22:18:34,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2023-11-24 22:18:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2023-11-24 22:18:34,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:34,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:34,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2023-11-24 22:18:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2023-11-24 22:18:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:18:34,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:34,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2023-11-24 22:18:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2023-11-24 22:18:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:35,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2023-11-24 22:18:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2023-11-24 22:18:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:36,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:36,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:36,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:36,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2023-11-24 22:18:36,976 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2023-11-24 22:18:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:36,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:36,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2023-11-24 22:18:38,003 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2023-11-24 22:18:38,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:18:38,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:38,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:38,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:39,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:39,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2023-11-24 22:18:39,726 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2023-11-24 22:18:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:39,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:39,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2023-11-24 22:18:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2023-11-24 22:18:41,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:41,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:41,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:42,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2023-11-24 22:18:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2023-11-24 22:18:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:45,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:45,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:47,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:47,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2023-11-24 22:18:47,569 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2023-11-24 22:18:47,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:18:47,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:47,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:51,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-24 22:18:51,186 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-24 22:18:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:51,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:51,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:51,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:51,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2023-11-24 22:18:51,242 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-24 22:18:51,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:18:51,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:51,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:51,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-24 22:18:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-24 22:18:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:53,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:53,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2023-11-24 22:18:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2023-11-24 22:18:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:53,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:53,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2023-11-24 22:18:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-24 22:18:58,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:58,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:58,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2023-11-24 22:19:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2023-11-24 22:19:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:02,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:04,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2023-11-24 22:19:04,841 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-11-24 22:19:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:04,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:04,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2023-11-24 22:19:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-24 22:19:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:11,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:11,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:11,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2023-11-24 22:19:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2023-11-24 22:19:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:11,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:11,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:12,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:13,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-11-24 22:19:13,981 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-11-24 22:19:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:19:13,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:13,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 66 states and 95 transitions. [2023-11-24 22:19:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2023-11-24 22:19:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:19:20,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.