./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:43:18,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:43:18,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 22:43:18,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:43:18,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:43:18,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:43:18,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:43:18,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:43:18,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:43:18,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:43:18,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:43:18,600 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:43:18,600 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:43:18,601 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:43:18,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:43:18,602 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:43:18,603 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:43:18,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:43:18,604 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:43:18,604 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:43:18,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:43:18,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:43:18,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:43:18,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:43:18,607 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:43:18,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:43:18,608 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_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 [2023-12-02 22:43:18,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:43:18,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:43:18,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:43:18,923 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:43:18,924 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:43:18,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i [2023-12-02 22:43:22,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:43:22,343 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:43:22,344 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i [2023-12-02 22:43:22,360 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/data/a2dd778e0/6fe63b0f9f4c4a11b4246227531cd966/FLAGbef5ba373 [2023-12-02 22:43:22,380 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/data/a2dd778e0/6fe63b0f9f4c4a11b4246227531cd966 [2023-12-02 22:43:22,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:43:22,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:43:22,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:43:22,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:43:22,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:43:22,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f035238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22, skipping insertion in model container [2023-12-02 22:43:22,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:43:22,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:43:22,788 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:43:22,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:43:22,866 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:43:22,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22 WrapperNode [2023-12-02 22:43:22,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:43:22,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:43:22,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:43:22,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:43:22,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,920 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-12-02 22:43:22,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:43:22,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:43:22,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:43:22,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:43:22,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,938 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:43:22,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:43:22,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:43:22,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:43:22,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:22" (1/1) ... [2023-12-02 22:43:22,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:43:22,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:43:22,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:43:23,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ecdec039-e831-4a20-aac7-60fa56042526/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:43:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:43:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:43:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:43:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:43:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:43:23,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:43:23,175 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:43:23,178 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:43:23,368 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:43:23,433 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:43:23,433 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:43:23,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:43:23 BoogieIcfgContainer [2023-12-02 22:43:23,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:43:23,437 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:43:23,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:43:23,450 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:43:23,450 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:43:23" (1/1) ... [2023-12-02 22:43:23,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:43:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-12-02 22:43:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-12-02 22:43:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:43:23,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-12-02 22:43:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-12-02 22:43:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:43:23,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:24,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-12-02 22:43:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-12-02 22:43:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:43:24,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:24,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:24,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-12-02 22:43:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-12-02 22:43:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:43:24,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:24,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:25,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2023-12-02 22:43:25,443 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-12-02 22:43:25,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:43:25,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:25,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:25,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:25,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-12-02 22:43:25,827 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-12-02 22:43:25,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:43:25,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:25,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:26,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-12-02 22:43:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-12-02 22:43:26,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:43:26,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:26,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:27,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-12-02 22:43:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-12-02 22:43:27,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:43:27,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:27,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:30,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:30,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-12-02 22:43:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-12-02 22:43:30,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:43:30,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:30,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:33,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-12-02 22:43:33,497 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-12-02 22:43:33,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:43:33,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:33,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:43:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:35,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-12-02 22:43:35,094 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-12-02 22:43:35,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:43:35,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:35,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:42,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:42,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2023-12-02 22:43:42,006 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2023-12-02 22:43:42,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:43:42,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:42,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:42,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2023-12-02 22:43:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2023-12-02 22:43:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:43:43,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:43,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:43:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:45,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 99 transitions. [2023-12-02 22:43:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 99 transitions. [2023-12-02 22:43:45,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:43:45,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:45,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:53,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 66 states and 118 transitions. [2023-12-02 22:43:53,691 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 118 transitions. [2023-12-02 22:43:53,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:43:53,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:53,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:43:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2023-12-02 22:43:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2023-12-02 22:43:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:43:57,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:57,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:57,112 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:44:00,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:00,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 76 states and 137 transitions. [2023-12-02 22:44:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 137 transitions. [2023-12-02 22:44:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:44:00,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:00,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:44:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 79 states and 142 transitions. [2023-12-02 22:44:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 142 transitions. [2023-12-02 22:44:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:44:02,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:02,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:03,359 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:44:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 82 states and 147 transitions. [2023-12-02 22:44:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 147 transitions. [2023-12-02 22:44:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:44:06,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:06,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:44:08,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:08,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 148 transitions. [2023-12-02 22:44:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 148 transitions. [2023-12-02 22:44:08,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:44:08,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:08,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:08,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:44:09,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:09,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 83 states and 143 transitions. [2023-12-02 22:44:09,043 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 143 transitions. [2023-12-02 22:44:09,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:44:09,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:09,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:09,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:44:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 85 states and 145 transitions. [2023-12-02 22:44:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 145 transitions. [2023-12-02 22:44:10,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:44:10,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:10,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:12,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2023-12-02 22:44:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2023-12-02 22:44:24,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:44:24,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:45,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 102 states and 190 transitions. [2023-12-02 22:44:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 190 transitions. [2023-12-02 22:44:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:44:45,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:45,588 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:44:46,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 102 states and 189 transitions. [2023-12-02 22:44:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 189 transitions. [2023-12-02 22:44:46,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:44:46,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:46,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:48,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:58,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 108 states and 205 transitions. [2023-12-02 22:44:58,488 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 205 transitions. [2023-12-02 22:44:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:44:58,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:58,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:45:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 111 states and 208 transitions. [2023-12-02 22:45:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 208 transitions. [2023-12-02 22:45:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:45:01,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:01,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:12,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 116 states and 223 transitions. [2023-12-02 22:45:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2023-12-02 22:45:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:45:12,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:12,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:16,861 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 129 states and 270 transitions. [2023-12-02 22:45:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 270 transitions. [2023-12-02 22:45:40,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:45:40,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:40,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:53,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 139 states and 302 transitions. [2023-12-02 22:45:53,444 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 302 transitions. [2023-12-02 22:45:53,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:45:53,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:53,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:53,890 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:45:56,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:56,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 139 states and 301 transitions. [2023-12-02 22:45:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 301 transitions. [2023-12-02 22:45:56,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:45:56,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:56,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:45:57,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 138 states and 298 transitions. [2023-12-02 22:45:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 298 transitions. [2023-12-02 22:45:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:45:57,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:57,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:57,867 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:59,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 139 states and 303 transitions. [2023-12-02 22:45:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 303 transitions. [2023-12-02 22:45:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:45:59,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:59,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:59,724 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:46:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 142 states and 308 transitions. [2023-12-02 22:46:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 308 transitions. [2023-12-02 22:46:03,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:03,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:03,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 145 states and 317 transitions. [2023-12-02 22:46:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 317 transitions. [2023-12-02 22:46:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:10,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:10,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:46:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 149 states and 332 transitions. [2023-12-02 22:46:15,617 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 332 transitions. [2023-12-02 22:46:15,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:15,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:15,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:15,819 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:26,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 156 states and 351 transitions. [2023-12-02 22:46:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2023-12-02 22:46:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:26,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:26,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:46:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 157 states and 353 transitions. [2023-12-02 22:46:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 353 transitions. [2023-12-02 22:46:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:29,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:29,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:46:33,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 160 states and 356 transitions. [2023-12-02 22:46:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 356 transitions. [2023-12-02 22:46:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:33,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:46:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 166 states and 367 transitions. [2023-12-02 22:46:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 367 transitions. [2023-12-02 22:46:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:40,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:40,467 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:46:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 170 states and 376 transitions. [2023-12-02 22:46:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 376 transitions. [2023-12-02 22:46:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:46:45,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:45,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:46:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 174 states and 390 transitions. [2023-12-02 22:46:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 390 transitions. [2023-12-02 22:46:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:46:53,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:53,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 182 states and 422 transitions. [2023-12-02 22:47:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 422 transitions. [2023-12-02 22:47:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:47:30,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:51,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:51,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 186 states and 440 transitions. [2023-12-02 22:47:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 440 transitions. [2023-12-02 22:47:51,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:47:51,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:51,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 187 states and 448 transitions. [2023-12-02 22:48:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 448 transitions. [2023-12-02 22:48:06,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:06,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:06,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:28,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 191 states and 468 transitions. [2023-12-02 22:48:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 468 transitions. [2023-12-02 22:48:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:28,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:28,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 195 states and 484 transitions. [2023-12-02 22:48:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 484 transitions. [2023-12-02 22:48:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:38,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:38,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:41,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 196 states and 492 transitions. [2023-12-02 22:48:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 492 transitions. [2023-12-02 22:48:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:41,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:41,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:48:43,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:43,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 197 states and 493 transitions. [2023-12-02 22:48:43,865 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 493 transitions. [2023-12-02 22:48:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:43,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:43,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:48:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 200 states and 500 transitions. [2023-12-02 22:48:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 500 transitions. [2023-12-02 22:48:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:48:51,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:51,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:48:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 201 states and 504 transitions. [2023-12-02 22:48:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 504 transitions. [2023-12-02 22:48:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:48:53,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:53,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:49:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 204 states and 514 transitions. [2023-12-02 22:49:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 514 transitions. [2023-12-02 22:49:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:49:08,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:08,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:09,002 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:49:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 207 states and 517 transitions. [2023-12-02 22:49:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 517 transitions. [2023-12-02 22:49:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:49:12,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:16,943 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:49:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 215 states and 553 transitions. [2023-12-02 22:49:46,515 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 553 transitions. [2023-12-02 22:49:46,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:49:46,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:46,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:49:54,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:54,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 219 states and 564 transitions. [2023-12-02 22:49:54,741 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 564 transitions. [2023-12-02 22:49:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:49:54,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:54,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:49:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 220 states and 567 transitions. [2023-12-02 22:49:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 567 transitions. [2023-12-02 22:49:57,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:49:57,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:57,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:57,986 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:50:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 224 states and 580 transitions. [2023-12-02 22:50:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 580 transitions. [2023-12-02 22:50:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:50:06,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:06,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:44,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:44,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 231 states and 602 transitions. [2023-12-02 22:50:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 602 transitions. [2023-12-02 22:50:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:50:44,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:44,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:44,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 232 states and 609 transitions. [2023-12-02 22:50:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 609 transitions. [2023-12-02 22:50:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:50:47,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:47,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:50:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:51,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 233 states and 620 transitions. [2023-12-02 22:50:51,389 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 620 transitions. [2023-12-02 22:50:51,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:50:51,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:51,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:51:03,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 237 states and 631 transitions. [2023-12-02 22:51:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 631 transitions. [2023-12-02 22:51:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:51:03,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:03,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:51:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 238 states and 633 transitions. [2023-12-02 22:51:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 633 transitions. [2023-12-02 22:51:06,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:51:06,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:06,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:51:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 240 states and 640 transitions. [2023-12-02 22:51:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 640 transitions. [2023-12-02 22:51:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:51:12,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:12,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:17,212 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:35,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:35,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 244 states and 656 transitions. [2023-12-02 22:51:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 656 transitions. [2023-12-02 22:51:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:51:35,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:35,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:35,960 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:46,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:46,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 248 states and 671 transitions. [2023-12-02 22:51:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 671 transitions. [2023-12-02 22:51:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:51:46,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:46,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:51:50,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:50,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 249 states and 673 transitions. [2023-12-02 22:51:50,137 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 673 transitions. [2023-12-02 22:51:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:51:50,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:50,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:51:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 253 states and 680 transitions. [2023-12-02 22:51:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 680 transitions. [2023-12-02 22:51:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:51:59,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:59,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:52:43,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:43,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 267 states and 733 transitions. [2023-12-02 22:52:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 733 transitions. [2023-12-02 22:52:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:52:43,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:43,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:43,989 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:52:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 268 states and 738 transitions. [2023-12-02 22:52:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 738 transitions. [2023-12-02 22:52:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:52:47,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:47,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:52:58,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 272 states and 745 transitions. [2023-12-02 22:52:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 745 transitions. [2023-12-02 22:52:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:52:58,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:58,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:53:02,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 275 states and 751 transitions. [2023-12-02 22:53:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 751 transitions. [2023-12-02 22:53:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:53:02,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:53:18,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:18,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 279 states and 764 transitions. [2023-12-02 22:53:18,067 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 764 transitions. [2023-12-02 22:53:18,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:53:18,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:18,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:53:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 283 states and 791 transitions. [2023-12-02 22:53:28,685 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 791 transitions. [2023-12-02 22:53:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:53:28,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:28,847 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:53:39,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:53:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 287 states and 808 transitions. [2023-12-02 22:53:39,313 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 808 transitions. [2023-12-02 22:53:39,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:53:39,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:53:39,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:53:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:53:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 293 states and 835 transitions. [2023-12-02 22:54:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 835 transitions. [2023-12-02 22:54:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:54:13,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:13,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:15,541 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:37,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 298 states and 860 transitions. [2023-12-02 22:54:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 860 transitions. [2023-12-02 22:54:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:54:37,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:37,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:52,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 302 states and 873 transitions. [2023-12-02 22:54:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 873 transitions. [2023-12-02 22:54:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:54:52,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:52,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:54:52,480 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:54:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:54:56,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 303 states and 884 transitions. [2023-12-02 22:54:56,870 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 884 transitions. [2023-12-02 22:54:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:54:56,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:54:56,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:54:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 310 states and 931 transitions. [2023-12-02 22:55:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 931 transitions. [2023-12-02 22:55:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:55:38,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:38,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 315 states and 957 transitions. [2023-12-02 22:55:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 957 transitions. [2023-12-02 22:55:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:55:54,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:54,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:54,954 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:55:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:55:59,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 316 states and 964 transitions. [2023-12-02 22:55:59,332 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 964 transitions. [2023-12-02 22:55:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:55:59,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:55:59,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:55:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:55:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 321 states and 987 transitions. [2023-12-02 22:56:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 987 transitions. [2023-12-02 22:56:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:14,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:14,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:14,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:56:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 328 states and 1013 transitions. [2023-12-02 22:56:38,446 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1013 transitions. [2023-12-02 22:56:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:38,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:38,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 27 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:56:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 329 states and 1017 transitions. [2023-12-02 22:56:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1017 transitions. [2023-12-02 22:56:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:43,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:43,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 330 states and 1027 transitions. [2023-12-02 22:56:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1027 transitions. [2023-12-02 22:56:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:47,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:47,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:47,883 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:52,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 331 states and 1039 transitions. [2023-12-02 22:56:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1039 transitions. [2023-12-02 22:56:52,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:52,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:52,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:53,062 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:56:57,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:56:57,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 332 states and 1047 transitions. [2023-12-02 22:56:57,713 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1047 transitions. [2023-12-02 22:56:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:56:57,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:56:57,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:56:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:56:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:57:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:57:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 338 states and 1071 transitions. [2023-12-02 22:57:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1071 transitions. [2023-12-02 22:57:18,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:57:18,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:57:18,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:57:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:57:18,474 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 22:57:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:57:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 338 states and 1070 transitions. [2023-12-02 22:57:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1070 transitions. [2023-12-02 22:57:23,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:57:23,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:57:23,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:57:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:57:23,574 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-12-02 22:57:29,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:57:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 341 states and 1074 transitions. [2023-12-02 22:57:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1074 transitions. [2023-12-02 22:57:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:57:29,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:57:29,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:57:29,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:57:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.