./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-lst-data.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-lst-data.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL --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 6c22cd9939cf4e0054fcfe90f9b6c0796fdde4127b9efff81228419797dcb062 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:39,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:39,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 04:07:39,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:39,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:39,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:39,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:39,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:39,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:39,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:39,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:39,412 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:07:39,413 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:07:39,414 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:07:39,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:39,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:39,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:39,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:39,417 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:39,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:39,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:39,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:39,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:39,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:39,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:39,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:39,422 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_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c22cd9939cf4e0054fcfe90f9b6c0796fdde4127b9efff81228419797dcb062 [2023-11-19 04:07:39,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:39,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:39,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:39,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:39,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:39,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-broom/sll-nested-sll-lst-data.i [2023-11-19 04:07:42,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:43,145 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:43,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/sv-benchmarks/c/memsafety-broom/sll-nested-sll-lst-data.i [2023-11-19 04:07:43,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/data/d522cef74/2c6f9bbdf98d4363ad71c86d2c061f49/FLAG0ad35c0f7 [2023-11-19 04:07:43,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/data/d522cef74/2c6f9bbdf98d4363ad71c86d2c061f49 [2023-11-19 04:07:43,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:43,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:43,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:43,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:43,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:43,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7222d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43, skipping insertion in model container [2023-11-19 04:07:43,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:43,557 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:43,720 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:43,733 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:43,763 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:43,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:43,832 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:43,840 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:43,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43 WrapperNode [2023-11-19 04:07:43,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:43,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:43,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:43,843 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:43,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,920 INFO L138 Inliner]: procedures = 126, calls = 38, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 189 [2023-11-19 04:07:43,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:43,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:43,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:43,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:43,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:43,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:43,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:43,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:43,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:43" (1/1) ... [2023-11-19 04:07:43,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:44,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:44,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:44,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dd476f8-49f9-4c31-86c4-640d840c6e7a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:07:44,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:07:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:07:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:44,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:44,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:44,246 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:44,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:44,854 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:44,977 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:44,978 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 04:07:44,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:44 BoogieIcfgContainer [2023-11-19 04:07:44,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:44,988 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:44,988 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:44,997 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:44,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:44" (1/1) ... [2023-11-19 04:07:45,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:45,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 116 states and 125 transitions. [2023-11-19 04:07:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 125 transitions. [2023-11-19 04:07:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:07:45,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 115 states and 124 transitions. [2023-11-19 04:07:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 124 transitions. [2023-11-19 04:07:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:07:45,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 114 states and 123 transitions. [2023-11-19 04:07:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2023-11-19 04:07:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:07:45,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 113 states and 122 transitions. [2023-11-19 04:07:45,671 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 122 transitions. [2023-11-19 04:07:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:07:45,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 112 states and 121 transitions. [2023-11-19 04:07:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 121 transitions. [2023-11-19 04:07:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:07:45,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:45,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 111 states and 120 transitions. [2023-11-19 04:07:46,035 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 120 transitions. [2023-11-19 04:07:46,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:07:46,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 110 states and 119 transitions. [2023-11-19 04:07:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 119 transitions. [2023-11-19 04:07:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:46,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 109 states and 118 transitions. [2023-11-19 04:07:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 118 transitions. [2023-11-19 04:07:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:07:46,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 108 states and 117 transitions. [2023-11-19 04:07:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 117 transitions. [2023-11-19 04:07:46,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:46,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 108 states and 116 transitions. [2023-11-19 04:07:46,878 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 116 transitions. [2023-11-19 04:07:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:46,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:46,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 107 states and 115 transitions. [2023-11-19 04:07:46,979 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 115 transitions. [2023-11-19 04:07:46,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:46,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:46,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:47,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 106 states and 114 transitions. [2023-11-19 04:07:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2023-11-19 04:07:47,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:47,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 110 states and 120 transitions. [2023-11-19 04:07:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 120 transitions. [2023-11-19 04:07:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:47,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:47,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 114 states and 126 transitions. [2023-11-19 04:07:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 126 transitions. [2023-11-19 04:07:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:48,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:48,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:49,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 118 states and 135 transitions. [2023-11-19 04:07:49,464 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2023-11-19 04:07:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:07:49,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:49,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:50,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 122 states and 144 transitions. [2023-11-19 04:07:50,906 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2023-11-19 04:07:50,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:07:50,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:50,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:50,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 121 states and 143 transitions. [2023-11-19 04:07:50,959 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2023-11-19 04:07:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:07:50,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:50,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2023-11-19 04:07:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2023-11-19 04:07:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:07:51,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:51,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:52,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 124 states and 150 transitions. [2023-11-19 04:07:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2023-11-19 04:07:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:07:52,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:52,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 126 states and 153 transitions. [2023-11-19 04:07:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 153 transitions. [2023-11-19 04:07:53,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:53,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:53,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 125 states and 151 transitions. [2023-11-19 04:07:54,054 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 151 transitions. [2023-11-19 04:07:54,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:54,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 124 states and 150 transitions. [2023-11-19 04:07:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2023-11-19 04:07:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:54,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:54,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 125 states and 152 transitions. [2023-11-19 04:07:54,969 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 152 transitions. [2023-11-19 04:07:54,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:07:54,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:54,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 127 states and 159 transitions. [2023-11-19 04:07:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 159 transitions. [2023-11-19 04:07:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:55,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 126 states and 158 transitions. [2023-11-19 04:07:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2023-11-19 04:07:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:07:55,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 125 states and 157 transitions. [2023-11-19 04:07:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions. [2023-11-19 04:07:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:07:55,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:55,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:57,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 134 states and 177 transitions. [2023-11-19 04:07:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 177 transitions. [2023-11-19 04:07:57,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:07:57,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:57,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 143 states and 197 transitions. [2023-11-19 04:08:00,687 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2023-11-19 04:08:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:00,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 148 states and 207 transitions. [2023-11-19 04:08:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 207 transitions. [2023-11-19 04:08:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:01,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:03,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 153 states and 217 transitions. [2023-11-19 04:08:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 217 transitions. [2023-11-19 04:08:03,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:03,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 161 states and 235 transitions. [2023-11-19 04:08:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 235 transitions. [2023-11-19 04:08:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:07,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 160 states and 234 transitions. [2023-11-19 04:08:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 234 transitions. [2023-11-19 04:08:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:07,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 161 states and 236 transitions. [2023-11-19 04:08:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2023-11-19 04:08:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:08,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 172 states and 261 transitions. [2023-11-19 04:08:15,434 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 261 transitions. [2023-11-19 04:08:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:15,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:15,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:16,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 183 states and 288 transitions. [2023-11-19 04:08:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 288 transitions. [2023-11-19 04:08:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:24,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:24,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 185 states and 295 transitions. [2023-11-19 04:08:25,436 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2023-11-19 04:08:25,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:25,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:26,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2023-11-19 04:08:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2023-11-19 04:08:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:26,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:26,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 186 states and 306 transitions. [2023-11-19 04:08:26,965 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 306 transitions. [2023-11-19 04:08:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:26,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:26,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:27,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 185 states and 305 transitions. [2023-11-19 04:08:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 305 transitions. [2023-11-19 04:08:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:27,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:27,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 190 states and 315 transitions. [2023-11-19 04:08:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 315 transitions. [2023-11-19 04:08:33,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:33,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.