./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 804e8d646f3136915195a4e5e9f5153cc3c1cd2abf96df3f09c683a14a27e4de --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:53,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:53,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:35:53,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:53,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:53,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:53,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:53,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:53,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:53,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:53,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:53,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:53,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:53,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:53,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:53,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:53,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:53,723 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:53,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:53,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:53,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:53,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:53,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:53,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:53,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:53,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:53,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:53,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:53,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:53,751 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:53,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:53,753 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:53,753 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_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804e8d646f3136915195a4e5e9f5153cc3c1cd2abf96df3f09c683a14a27e4de [2023-11-21 18:35:54,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:54,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:54,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:54,128 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:54,129 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:54,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-restricted-15/DivMinus2.c [2023-11-21 18:35:57,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:57,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:57,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/sv-benchmarks/c/termination-restricted-15/DivMinus2.c [2023-11-21 18:35:57,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/data/069eb0478/5ea6400cba8c44b4b8ea3a91f55e326a/FLAG600d921e8 [2023-11-21 18:35:57,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/data/069eb0478/5ea6400cba8c44b4b8ea3a91f55e326a [2023-11-21 18:35:57,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:57,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:57,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:57,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:57,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:57,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b41f2a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57, skipping insertion in model container [2023-11-21 18:35:57,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,654 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:57,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:57,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:57,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:57,914 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:57,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57 WrapperNode [2023-11-21 18:35:57,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:57,917 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:57,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:57,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:57,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,954 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-11-21 18:35:57,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:57,955 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:57,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:57,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:57,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,967 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,971 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:57,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:57,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:57,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:57,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:57" (1/1) ... [2023-11-21 18:35:57,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:58,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:58,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:58,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0149f8b-0b62-4d6c-bebd-e9529747f35f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:58,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:58,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:58,169 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:58,173 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:58,331 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:58,369 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:58,370 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:35:58,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:58 BoogieIcfgContainer [2023-11-21 18:35:58,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:58,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:58,373 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:58,383 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:58,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:58" (1/1) ... [2023-11-21 18:35:58,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-21 18:35:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-21 18:35:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:58,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:58,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2023-11-21 18:35:58,664 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-21 18:35:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:35:58,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:58,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:58,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-21 18:35:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-21 18:35:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:35:58,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:58,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-21 18:35:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-21 18:35:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:58,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2023-11-21 18:35:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2023-11-21 18:35:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:59,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:59,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-11-21 18:35:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-11-21 18:35:59,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:35:59,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:59,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2023-11-21 18:36:00,352 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2023-11-21 18:36:00,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:36:00,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:00,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2023-11-21 18:36:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2023-11-21 18:36:00,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:36:00,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:00,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:01,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:01,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2023-11-21 18:36:01,440 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2023-11-21 18:36:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:36:01,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:01,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:01,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2023-11-21 18:36:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2023-11-21 18:36:02,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:36:02,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 105 transitions. [2023-11-21 18:36:02,797 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 105 transitions. [2023-11-21 18:36:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:02,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:02,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 70 states and 120 transitions. [2023-11-21 18:36:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 120 transitions. [2023-11-21 18:36:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:36:03,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:03,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:03,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2023-11-21 18:36:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2023-11-21 18:36:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:36:04,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:04,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:36:05,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2023-11-21 18:36:05,352 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2023-11-21 18:36:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:36:05,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:05,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:05,377 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 94 states and 167 transitions. [2023-11-21 18:36:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 167 transitions. [2023-11-21 18:36:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:36:06,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:06,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:06,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:06,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 96 states and 172 transitions. [2023-11-21 18:36:06,824 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 172 transitions. [2023-11-21 18:36:06,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:06,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:06,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:07,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 96 states and 171 transitions. [2023-11-21 18:36:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 171 transitions. [2023-11-21 18:36:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:07,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:07,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:07,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 97 states and 173 transitions. [2023-11-21 18:36:07,483 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 173 transitions. [2023-11-21 18:36:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:07,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:07,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:36:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 102 states and 179 transitions. [2023-11-21 18:36:08,014 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 179 transitions. [2023-11-21 18:36:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:08,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:08,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:08,130 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 105 states and 186 transitions. [2023-11-21 18:36:08,991 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 186 transitions. [2023-11-21 18:36:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:08,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:08,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:09,034 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:09,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 105 states and 185 transitions. [2023-11-21 18:36:09,278 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 185 transitions. [2023-11-21 18:36:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:09,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:09,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 107 states and 188 transitions. [2023-11-21 18:36:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 188 transitions. [2023-11-21 18:36:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:36:09,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:10,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 113 states and 195 transitions. [2023-11-21 18:36:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2023-11-21 18:36:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:36:10,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:10,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 114 states and 195 transitions. [2023-11-21 18:36:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 195 transitions. [2023-11-21 18:36:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:36:10,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:10,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 124 states and 219 transitions. [2023-11-21 18:36:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 219 transitions. [2023-11-21 18:36:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:36:12,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:12,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:36:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 125 states and 221 transitions. [2023-11-21 18:36:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 221 transitions. [2023-11-21 18:36:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:36:12,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:12,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 127 states and 223 transitions. [2023-11-21 18:36:13,231 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 223 transitions. [2023-11-21 18:36:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:36:13,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:13,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:36:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:14,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 136 states and 239 transitions. [2023-11-21 18:36:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 239 transitions. [2023-11-21 18:36:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:36:14,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:14,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:36:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 245 transitions. [2023-11-21 18:36:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2023-11-21 18:36:15,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:36:15,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,025 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:36:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 141 states and 244 transitions. [2023-11-21 18:36:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2023-11-21 18:36:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:36:15,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:15,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:36:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2023-11-21 18:36:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2023-11-21 18:36:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:36:15,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:15,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 20 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 147 states and 250 transitions. [2023-11-21 18:36:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 250 transitions. [2023-11-21 18:36:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:36:16,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:36:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 274 transitions. [2023-11-21 18:36:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2023-11-21 18:36:18,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:36:18,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:36:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 158 states and 276 transitions. [2023-11-21 18:36:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 276 transitions. [2023-11-21 18:36:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:36:18,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 31 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:36:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 169 states and 293 transitions. [2023-11-21 18:36:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 293 transitions. [2023-11-21 18:36:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:36:20,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:20,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:36:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 178 states and 309 transitions. [2023-11-21 18:36:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 309 transitions. [2023-11-21 18:36:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:36:21,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:21,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:36:22,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:22,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 183 states and 315 transitions. [2023-11-21 18:36:22,374 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 315 transitions. [2023-11-21 18:36:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:36:22,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:22,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-21 18:36:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 183 states and 314 transitions. [2023-11-21 18:36:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 314 transitions. [2023-11-21 18:36:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:36:22,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-21 18:36:23,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:23,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 183 states and 313 transitions. [2023-11-21 18:36:23,284 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 313 transitions. [2023-11-21 18:36:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:36:23,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:23,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:23,333 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:36:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 189 states and 320 transitions. [2023-11-21 18:36:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 320 transitions. [2023-11-21 18:36:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:36:24,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:24,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:36:26,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:26,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 199 states and 344 transitions. [2023-11-21 18:36:26,126 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 344 transitions. [2023-11-21 18:36:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:36:26,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:26,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-11-21 18:36:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 200 states and 346 transitions. [2023-11-21 18:36:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 346 transitions. [2023-11-21 18:36:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:36:26,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:26,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 3 proven. 44 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-21 18:36:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:28,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 211 states and 363 transitions. [2023-11-21 18:36:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2023-11-21 18:36:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:36:28,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:28,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-21 18:36:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 220 states and 379 transitions. [2023-11-21 18:36:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 379 transitions. [2023-11-21 18:36:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:36:30,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:30,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:30,227 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:36:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 225 states and 385 transitions. [2023-11-21 18:36:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 385 transitions. [2023-11-21 18:36:31,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:36:31,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:31,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:31,114 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-21 18:36:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:31,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 225 states and 384 transitions. [2023-11-21 18:36:31,674 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 384 transitions. [2023-11-21 18:36:31,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:36:31,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:31,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-21 18:36:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 225 states and 383 transitions. [2023-11-21 18:36:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 383 transitions. [2023-11-21 18:36:32,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:36:32,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:32,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 60 proven. 14 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-21 18:36:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:33,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 231 states and 390 transitions. [2023-11-21 18:36:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 390 transitions. [2023-11-21 18:36:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:36:33,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:33,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:36:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:35,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 241 states and 414 transitions. [2023-11-21 18:36:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 414 transitions. [2023-11-21 18:36:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:36:35,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:35,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:35,428 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-21 18:36:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 242 states and 416 transitions. [2023-11-21 18:36:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 416 transitions. [2023-11-21 18:36:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:36:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:36,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:36,249 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 4 proven. 57 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-21 18:36:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 253 states and 433 transitions. [2023-11-21 18:36:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 433 transitions. [2023-11-21 18:36:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:36:38,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:38,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:38,310 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-21 18:36:39,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:39,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 262 states and 449 transitions. [2023-11-21 18:36:39,913 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 449 transitions. [2023-11-21 18:36:39,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:36:39,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:39,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:36:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 267 states and 455 transitions. [2023-11-21 18:36:40,891 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 455 transitions. [2023-11-21 18:36:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:36:40,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:40,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:40,922 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-21 18:36:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 267 states and 454 transitions. [2023-11-21 18:36:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 454 transitions. [2023-11-21 18:36:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:36:41,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:41,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:41,542 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:36:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 267 states and 453 transitions. [2023-11-21 18:36:41,982 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 453 transitions. [2023-11-21 18:36:41,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:36:41,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:41,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:42,040 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 80 proven. 14 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-21 18:36:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 273 states and 460 transitions. [2023-11-21 18:36:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 460 transitions. [2023-11-21 18:36:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:36:43,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:43,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:43,370 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:36:46,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 283 states and 484 transitions. [2023-11-21 18:36:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 484 transitions. [2023-11-21 18:36:46,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:36:46,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:46,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:36:47,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:47,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 284 states and 486 transitions. [2023-11-21 18:36:47,178 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 486 transitions. [2023-11-21 18:36:47,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:36:47,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:47,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat