./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/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_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/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 64bit --witnessprinter.graph.data.programhash 46eaa86a058d5f8f9ac1a5b9efbcb664547df2e8af2d76b8a7d936d3418cf7e2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:13:31,228 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:13:31,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-24 23:13:31,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:13:31,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:13:31,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:13:31,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:13:31,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:13:31,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:13:31,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:13:31,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:13:31,441 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:13:31,441 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:13:31,444 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:13:31,445 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:13:31,445 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:13:31,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:13:31,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:13:31,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:13:31,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:13:31,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:13:31,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:31,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:13:31,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:13:31,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:13:31,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:13:31,453 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_cc39f12c-b389-40ba-9a6c-a700a347afa2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46eaa86a058d5f8f9ac1a5b9efbcb664547df2e8af2d76b8a7d936d3418cf7e2 [2023-11-24 23:13:31,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:13:31,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:13:31,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:13:31,776 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:13:31,777 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:13:31,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2023-11-24 23:13:35,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:36,056 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:36,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/sv-benchmarks/c/busybox-1.22.0/readlink-2.i [2023-11-24 23:13:36,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/data/d18fbab37/49c06db408cd4e36ad6621596f6e6112/FLAGb16a5a369 [2023-11-24 23:13:36,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/data/d18fbab37/49c06db408cd4e36ad6621596f6e6112 [2023-11-24 23:13:36,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:36,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:36,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:36,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:36,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:36,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:36" (1/1) ... [2023-11-24 23:13:36,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12134bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:36, skipping insertion in model container [2023-11-24 23:13:36,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:36" (1/1) ... [2023-11-24 23:13:36,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:38,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:38,449 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:38,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:38,868 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:38,868 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:38,869 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:13:38,877 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:38,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38 WrapperNode [2023-11-24 23:13:38,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:38,878 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:38,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:38,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:38,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:38,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,145 INFO L138 Inliner]: procedures = 575, calls = 398, calls flagged for inlining = 58, calls inlined = 142, statements flattened = 4073 [2023-11-24 23:13:39,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:39,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:39,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:39,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:39,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,440 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:39,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:39,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:39,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:39,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:38" (1/1) ... [2023-11-24 23:13:39,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:39,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:39,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:39,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc39f12c-b389-40ba-9a6c-a700a347afa2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:39,617 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-24 23:13:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:13:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:13:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:13:39,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:13:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:13:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-24 23:13:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:13:39,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:13:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:39,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:39,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:13:39,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:13:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:13:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:13:39,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:13:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:13:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-24 23:13:39,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:13:40,322 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:40,325 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:47,078 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:48,824 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:48,825 INFO L309 CfgBuilder]: Removed 80 assume(true) statements. [2023-11-24 23:13:48,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:48 BoogieIcfgContainer [2023-11-24 23:13:48,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:48,830 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:48,830 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:48,846 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:48,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:48" (1/1) ... [2023-11-24 23:13:48,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2241 states and 2582 transitions. [2023-11-24 23:13:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2582 transitions. [2023-11-24 23:13:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:13:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:49,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:49,598 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 23:13:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:49,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2240 states and 2581 transitions. [2023-11-24 23:13:49,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2581 transitions. [2023-11-24 23:13:49,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:13:49,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:49,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,031 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 23:13:50,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2239 states and 2580 transitions. [2023-11-24 23:13:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2580 transitions. [2023-11-24 23:13:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:50,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:50,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,356 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 23:13:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:50,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2240 states and 2582 transitions. [2023-11-24 23:13:50,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2582 transitions. [2023-11-24 23:13:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:50,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:50,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,537 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 23:13:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2241 states and 2584 transitions. [2023-11-24 23:13:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2584 transitions. [2023-11-24 23:13:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:50,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:50,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:50,965 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 23:13:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2243 states and 2586 transitions. [2023-11-24 23:13:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2586 transitions. [2023-11-24 23:13:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:51,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:51,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:51,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:51,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2244 states and 2589 transitions. [2023-11-24 23:13:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2589 transitions. [2023-11-24 23:13:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:51,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:51,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:51,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:13:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2244 states and 2588 transitions. [2023-11-24 23:13:51,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2588 transitions. [2023-11-24 23:13:51,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:13:51,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:51,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:52,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2246 states and 2591 transitions. [2023-11-24 23:13:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2591 transitions. [2023-11-24 23:13:52,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:52,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:53,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:53,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2248 states and 2596 transitions. [2023-11-24 23:13:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2596 transitions. [2023-11-24 23:13:53,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:53,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2248 states and 2595 transitions. [2023-11-24 23:13:53,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2595 transitions. [2023-11-24 23:13:53,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:53,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:53,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:53,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:54,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2249 states and 2595 transitions. [2023-11-24 23:13:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2595 transitions. [2023-11-24 23:13:54,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:54,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:54,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:54,502 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 2251 states and 2600 transitions. [2023-11-24 23:13:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2600 transitions. [2023-11-24 23:13:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:54,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:54,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:13:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2251 states and 2599 transitions. [2023-11-24 23:13:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2599 transitions. [2023-11-24 23:13:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:55,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:55,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:55,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:55,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2252 states and 2599 transitions. [2023-11-24 23:13:55,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2599 transitions. [2023-11-24 23:13:55,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:55,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:56,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2254 states and 2604 transitions. [2023-11-24 23:13:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2604 transitions. [2023-11-24 23:13:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:56,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:56,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:13:56,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2254 states and 2603 transitions. [2023-11-24 23:13:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2603 transitions. [2023-11-24 23:13:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:13:56,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:56,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2255 states and 2603 transitions. [2023-11-24 23:13:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2603 transitions. [2023-11-24 23:13:57,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:57,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:57,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:14:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2258 states and 2611 transitions. [2023-11-24 23:14:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2611 transitions. [2023-11-24 23:14:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:14:01,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:01,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2260 states and 2616 transitions. [2023-11-24 23:14:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2616 transitions. [2023-11-24 23:14:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:14:02,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:02,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:14:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2260 states and 2615 transitions. [2023-11-24 23:14:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2615 transitions. [2023-11-24 23:14:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:14:03,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:03,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:03,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:04,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2261 states and 2615 transitions. [2023-11-24 23:14:04,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2615 transitions. [2023-11-24 23:14:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:14:04,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:05,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2263 states and 2620 transitions. [2023-11-24 23:14:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2620 transitions. [2023-11-24 23:14:05,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:14:05,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:05,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:14:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2263 states and 2619 transitions. [2023-11-24 23:14:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2619 transitions. [2023-11-24 23:14:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:14:05,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:05,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2264 states and 2619 transitions. [2023-11-24 23:14:07,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2619 transitions. [2023-11-24 23:14:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:14:07,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:07,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:08,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2266 states and 2624 transitions. [2023-11-24 23:14:08,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2624 transitions. [2023-11-24 23:14:08,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:14:08,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:08,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-24 23:14:08,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2266 states and 2623 transitions. [2023-11-24 23:14:08,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2623 transitions. [2023-11-24 23:14:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:14:08,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:08,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:10,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2267 states and 2623 transitions. [2023-11-24 23:14:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 2623 transitions. [2023-11-24 23:14:10,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:14:10,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:10,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:11,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2269 states and 2628 transitions. [2023-11-24 23:14:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2628 transitions. [2023-11-24 23:14:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:14:11,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:11,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:14:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 2269 states and 2627 transitions. [2023-11-24 23:14:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2627 transitions. [2023-11-24 23:14:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:14:11,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:11,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:15,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2271 states and 2633 transitions. [2023-11-24 23:14:15,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2633 transitions. [2023-11-24 23:14:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:14:15,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:15,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:14:16,079 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:14:17,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:14:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2273 states and 2636 transitions. [2023-11-24 23:14:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2636 transitions. [2023-11-24 23:14:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:14:17,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:14:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:14:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat