./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/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_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/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 32bit --witnessprinter.graph.data.programhash b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:49:46,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:49:47,034 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:49:47,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:49:47,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:49:47,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:49:47,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:49:47,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:49:47,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:49:47,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:49:47,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:49:47,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:49:47,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:49:47,070 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:49:47,071 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:49:47,071 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:49:47,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:49:47,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:49:47,073 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:49:47,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:49:47,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:49:47,075 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:49:47,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:49:47,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:49:47,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:47,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:49:47,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:49:47,079 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:49:47,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:49:47,080 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_b0ca6c24-3872-4545-8722-7c06cf338b58/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8fb715e20e93734f29581bef128b7f826b4b5933b157899cd0cb0d668434a9d [2023-11-19 02:49:47,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:49:47,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:49:47,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:49:47,451 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:49:47,451 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:49:47,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-11-19 02:49:50,650 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:49:51,073 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:49:51,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-2.i [2023-11-19 02:49:51,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/data/988aca9df/c99ffd024e8c463b97621effdb962344/FLAGad1b98181 [2023-11-19 02:49:51,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/data/988aca9df/c99ffd024e8c463b97621effdb962344 [2023-11-19 02:49:51,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:49:51,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:49:51,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:51,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:49:51,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:49:51,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:51" (1/1) ... [2023-11-19 02:49:51,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54835dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:51, skipping insertion in model container [2023-11-19 02:49:51,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:49:51" (1/1) ... [2023-11-19 02:49:51,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:49:51,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:51,852 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:49:52,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:49:52,100 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:49:52,107 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:49:52,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52 WrapperNode [2023-11-19 02:49:52,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:49:52,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:52,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:49:52,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:49:52,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,298 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-19 02:49:52,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:49:52,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:49:52,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:49:52,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:49:52,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:49:52,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:49:52,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:49:52,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:49:52,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:49:52" (1/1) ... [2023-11-19 02:49:52,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:49:52,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:49:52,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:49:52,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ca6c24-3872-4545-8722-7c06cf338b58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:49:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:49:52,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:49:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:49:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:49:52,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:49:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:49:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:49:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:49:52,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:49:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:49:52,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:49:52,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:49:52,839 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:49:52,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:49:55,523 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:49:57,313 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:49:57,314 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 02:49:57,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:57 BoogieIcfgContainer [2023-11-19 02:49:57,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:49:57,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:49:57,327 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:49:57,339 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:49:57,339 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:49:57" (1/1) ... [2023-11-19 02:49:57,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:49:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:57,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-19 02:49:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-19 02:49:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:49:57,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:57,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:57,650 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 02:49:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:57,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-19 02:49:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-19 02:49:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:49:57,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:57,860 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 02:49:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-19 02:49:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-19 02:49:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:49:57,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:57,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-19 02:49:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-19 02:49:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:49:58,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,206 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 02:49:58,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1346 states and 1571 transitions. [2023-11-19 02:49:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1571 transitions. [2023-11-19 02:49:58,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:49:58,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,323 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 02:49:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1345 states and 1570 transitions. [2023-11-19 02:49:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1570 transitions. [2023-11-19 02:49:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:49:58,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,543 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 02:49:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 02:49:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 02:49:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:49:58,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,818 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 02:49:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1347 states and 1574 transitions. [2023-11-19 02:49:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1574 transitions. [2023-11-19 02:49:58,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:49:58,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:58,901 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 02:49:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:58,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 02:49:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 02:49:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:49:58,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:58,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,009 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 02:49:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 02:49:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 02:49:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:49:59,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:59,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,216 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 02:49:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:59,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:49:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:49:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:49:59,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,513 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 02:49:59,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 02:49:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 02:49:59,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:49:59,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:59,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,600 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 02:49:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1348 states and 1576 transitions. [2023-11-19 02:49:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1576 transitions. [2023-11-19 02:49:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:49:59,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:59,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,678 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 02:49:59,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 02:49:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 02:49:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:49:59,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:59,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:59,860 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 02:50:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:50:00,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:50:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:50:00,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:00,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:00,141 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 02:50:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 02:50:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 02:50:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:50:00,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:00,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:00,208 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 02:50:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:00,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1348 states and 1577 transitions. [2023-11-19 02:50:00,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1577 transitions. [2023-11-19 02:50:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:00,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:00,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:00,263 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 02:50:00,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1347 states and 1576 transitions. [2023-11-19 02:50:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1576 transitions. [2023-11-19 02:50:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:50:00,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:00,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:00,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:00,468 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 02:50:00,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:50:00,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:50:00,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:50:00,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:00,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:00,681 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 02:50:01,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1352 states and 1582 transitions. [2023-11-19 02:50:01,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1582 transitions. [2023-11-19 02:50:01,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:50:01,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:01,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1352 states and 1580 transitions. [2023-11-19 02:50:01,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1580 transitions. [2023-11-19 02:50:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:50:01,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,317 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 02:50:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1352 states and 1576 transitions. [2023-11-19 02:50:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1576 transitions. [2023-11-19 02:50:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:01,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,418 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 02:50:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1352 states and 1574 transitions. [2023-11-19 02:50:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1574 transitions. [2023-11-19 02:50:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:01,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:50:01,639 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 02:50:01,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1354 states and 1578 transitions. [2023-11-19 02:50:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1578 transitions. [2023-11-19 02:50:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:50:01,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:01,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:01,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:50:01,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:01,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:01,961 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 02:50:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:02,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 02:50:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 02:50:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:02,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:02,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:02,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:02,317 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 02:50:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1358 states and 1584 transitions. [2023-11-19 02:50:02,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1584 transitions. [2023-11-19 02:50:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:02,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:02,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:02,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:02,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:02,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:02,605 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 02:50:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:02,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 02:50:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 02:50:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:50:02,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:02,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:02,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:02,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:02,957 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 02:50:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1361 states and 1591 transitions. [2023-11-19 02:50:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1591 transitions. [2023-11-19 02:50:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:03,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:03,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:03,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:03,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:03,408 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 02:50:03,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1360 states and 1590 transitions. [2023-11-19 02:50:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1590 transitions. [2023-11-19 02:50:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:50:03,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:03,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:03,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:03,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:03,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:04,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1361 states and 1592 transitions. [2023-11-19 02:50:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1592 transitions. [2023-11-19 02:50:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:04,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:04,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:04,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:04,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:04,126 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 02:50:04,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1360 states and 1591 transitions. [2023-11-19 02:50:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1591 transitions. [2023-11-19 02:50:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:04,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:04,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:04,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:04,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:04,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:04,363 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 02:50:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1361 states and 1593 transitions. [2023-11-19 02:50:04,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1593 transitions. [2023-11-19 02:50:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:50:04,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:04,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:04,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:04,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:04,827 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 02:50:05,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1364 states and 1599 transitions. [2023-11-19 02:50:05,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1599 transitions. [2023-11-19 02:50:05,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:05,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:05,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:05,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:05,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:05,145 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 02:50:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1363 states and 1598 transitions. [2023-11-19 02:50:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1598 transitions. [2023-11-19 02:50:05,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:50:05,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:05,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:05,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:05,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:05,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:05,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1364 states and 1600 transitions. [2023-11-19 02:50:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1600 transitions. [2023-11-19 02:50:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:05,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:05,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:05,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:05,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:05,835 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 02:50:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1363 states and 1599 transitions. [2023-11-19 02:50:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1599 transitions. [2023-11-19 02:50:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:05,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:05,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:05,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:05,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:06,106 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 02:50:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:06,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1364 states and 1601 transitions. [2023-11-19 02:50:06,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1601 transitions. [2023-11-19 02:50:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:50:06,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:06,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:06,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:06,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:06,555 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 02:50:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1367 states and 1605 transitions. [2023-11-19 02:50:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1605 transitions. [2023-11-19 02:50:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:06,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:06,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:06,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:06,684 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 02:50:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:06,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1366 states and 1604 transitions. [2023-11-19 02:50:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1604 transitions. [2023-11-19 02:50:06,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:50:06,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:06,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:06,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:06,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:06,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:06,988 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 02:50:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1367 states and 1606 transitions. [2023-11-19 02:50:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1606 transitions. [2023-11-19 02:50:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:07,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:07,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:07,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:07,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:07,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:07,475 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 02:50:07,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1366 states and 1605 transitions. [2023-11-19 02:50:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1605 transitions. [2023-11-19 02:50:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:07,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:07,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:07,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:07,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:07,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:07,725 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 02:50:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1367 states and 1607 transitions. [2023-11-19 02:50:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1607 transitions. [2023-11-19 02:50:08,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:50:08,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:08,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:08,160 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 02:50:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1370 states and 1611 transitions. [2023-11-19 02:50:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1611 transitions. [2023-11-19 02:50:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:08,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:08,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:08,305 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 02:50:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1369 states and 1610 transitions. [2023-11-19 02:50:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1610 transitions. [2023-11-19 02:50:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:50:08,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:08,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:08,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:08,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:08,583 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 02:50:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:08,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1370 states and 1612 transitions. [2023-11-19 02:50:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1612 transitions. [2023-11-19 02:50:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:08,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:08,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:09,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:09,087 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 02:50:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1369 states and 1611 transitions. [2023-11-19 02:50:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1611 transitions. [2023-11-19 02:50:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:09,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:09,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:09,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:09,371 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 02:50:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1370 states and 1613 transitions. [2023-11-19 02:50:09,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1613 transitions. [2023-11-19 02:50:09,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:50:09,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:09,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:09,861 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 02:50:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1373 states and 1617 transitions. [2023-11-19 02:50:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1617 transitions. [2023-11-19 02:50:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:09,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:09,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:09,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:09,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:09,996 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 02:50:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1372 states and 1616 transitions. [2023-11-19 02:50:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1616 transitions. [2023-11-19 02:50:10,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:50:10,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:10,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:10,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:10,271 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 02:50:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1373 states and 1618 transitions. [2023-11-19 02:50:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1618 transitions. [2023-11-19 02:50:10,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:10,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:50:10,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:10,845 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 02:50:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1372 states and 1617 transitions. [2023-11-19 02:50:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1617 transitions. [2023-11-19 02:50:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:10,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:10,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:10,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:50:10,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:10,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:11,150 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 02:50:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1373 states and 1619 transitions. [2023-11-19 02:50:11,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1619 transitions. [2023-11-19 02:50:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:50:11,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:11,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1376 states and 1623 transitions. [2023-11-19 02:50:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1623 transitions. [2023-11-19 02:50:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:50:11,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,836 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 02:50:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1379 states and 1627 transitions. [2023-11-19 02:50:11,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1627 transitions. [2023-11-19 02:50:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:11,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:11,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:11,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:50:11,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:22,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1379 states and 1625 transitions. [2023-11-19 02:50:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1625 transitions. [2023-11-19 02:50:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:22,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:50:22,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 02:50:22,160 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 02:50:22,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:22,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1395 states and 1643 transitions. [2023-11-19 02:50:22,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1643 transitions. [2023-11-19 02:50:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:50:22,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:22,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:22,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:50:22,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:22,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:22,904 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 02:50:23,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1411 states and 1668 transitions. [2023-11-19 02:50:23,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1668 transitions. [2023-11-19 02:50:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:23,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:23,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:23,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:50:23,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:23,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:50:23,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:32,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 02:50:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:50:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1426 states and 1688 transitions. [2023-11-19 02:50:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1688 transitions. [2023-11-19 02:50:33,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:50:33,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:50:33,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:50:33,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:50:33,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:50:33,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:50:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:50:43,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []