./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark24_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark24_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV --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 32bit --witnessprinter.graph.data.programhash 2c3b9571ba66fa4feec822ae5ad361f0264abe6d66c7b617817aa135932aee0a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:56,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:56,680 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:56,686 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:56,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:56,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:56,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:56,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:56,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:56,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:56,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:56,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:56,726 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:56,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:56,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:56,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:56,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:56,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:56,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:56,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:56,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:56,734 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:56,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:56,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:56,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:56,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:56,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:56,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:56,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:56,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:56,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:56,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:56,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:56,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:56,739 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_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c3b9571ba66fa4feec822ae5ad361f0264abe6d66c7b617817aa135932aee0a [2023-11-11 23:50:57,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:57,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:57,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:57,096 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:57,097 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:57,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-zilu/benchmark24_conjunctive.i [2023-11-11 23:51:00,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:00,670 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:00,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/sv-benchmarks/c/loop-zilu/benchmark24_conjunctive.i [2023-11-11 23:51:00,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/data/469e2e406/0e1c75586ce04fec8b7cfb4313d564c2/FLAG2d40e9d9e [2023-11-11 23:51:00,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/data/469e2e406/0e1c75586ce04fec8b7cfb4313d564c2 [2023-11-11 23:51:00,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:00,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:00,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:00,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:00,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:00,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4402ef30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00, skipping insertion in model container [2023-11-11 23:51:00,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:00,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:00,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:00,944 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:00,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:00,981 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:00,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00 WrapperNode [2023-11-11 23:51:00,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:00,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:00,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:00,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:00,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,024 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2023-11-11 23:51:01,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:01,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:01,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:01,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:01,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:01,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:01,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:01,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:01,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:00" (1/1) ... [2023-11-11 23:51:01,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:01,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:01,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:01,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8582296d-b712-49f1-a905-62b67eb1b252/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:01,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:01,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:01,218 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:01,220 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:01,365 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:01,406 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:01,407 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:51:01,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:01 BoogieIcfgContainer [2023-11-11 23:51:01,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:01,411 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:01,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:01,420 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:01,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:01" (1/1) ... [2023-11-11 23:51:01,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2023-11-11 23:51:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-11 23:51:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:01,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2023-11-11 23:51:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-11-11 23:51:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:01,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-11 23:51:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-11 23:51:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:51:01,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:01,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-11-11 23:51:02,160 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-11-11 23:51:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:51:02,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:02,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:02,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-11 23:51:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-11 23:51:02,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:02,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:02,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:02,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2023-11-11 23:51:03,071 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2023-11-11 23:51:03,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:03,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2023-11-11 23:51:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2023-11-11 23:51:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:03,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:03,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:04,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:04,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2023-11-11 23:51:04,429 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2023-11-11 23:51:04,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:04,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:04,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:04,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2023-11-11 23:51:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2023-11-11 23:51:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:05,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:05,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2023-11-11 23:51:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2023-11-11 23:51:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:06,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:06,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 60 states and 108 transitions. [2023-11-11 23:51:08,712 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 108 transitions. [2023-11-11 23:51:08,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:08,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:08,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 117 transitions. [2023-11-11 23:51:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2023-11-11 23:51:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:09,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:10,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2023-11-11 23:51:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2023-11-11 23:51:10,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:10,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 137 transitions. [2023-11-11 23:51:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 137 transitions. [2023-11-11 23:51:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:12,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:12,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2023-11-11 23:51:12,620 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2023-11-11 23:51:12,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:12,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 79 states and 154 transitions. [2023-11-11 23:51:13,651 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 154 transitions. [2023-11-11 23:51:13,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:13,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:14,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 80 states and 156 transitions. [2023-11-11 23:51:14,063 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2023-11-11 23:51:14,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:14,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 87 states and 164 transitions. [2023-11-11 23:51:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 164 transitions. [2023-11-11 23:51:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:15,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:16,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 92 states and 175 transitions. [2023-11-11 23:51:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 175 transitions. [2023-11-11 23:51:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:16,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 100 states and 185 transitions. [2023-11-11 23:51:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2023-11-11 23:51:18,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:18,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 104 states and 194 transitions. [2023-11-11 23:51:20,123 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2023-11-11 23:51:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:20,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 219 transitions. [2023-11-11 23:51:22,278 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 219 transitions. [2023-11-11 23:51:22,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:22,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:51:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2023-11-11 23:51:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2023-11-11 23:51:23,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:23,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,024 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 115 states and 228 transitions. [2023-11-11 23:51:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 228 transitions. [2023-11-11 23:51:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:24,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 120 states and 246 transitions. [2023-11-11 23:51:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 246 transitions. [2023-11-11 23:51:25,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:25,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 121 states and 248 transitions. [2023-11-11 23:51:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 248 transitions. [2023-11-11 23:51:26,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:26,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:26,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 122 states and 251 transitions. [2023-11-11 23:51:26,766 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 251 transitions. [2023-11-11 23:51:26,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:26,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:28,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 129 states and 262 transitions. [2023-11-11 23:51:28,747 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 262 transitions. [2023-11-11 23:51:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:28,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:28,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 137 states and 274 transitions. [2023-11-11 23:51:31,379 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 274 transitions. [2023-11-11 23:51:31,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:31,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:31,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:31,759 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 138 states and 278 transitions. [2023-11-11 23:51:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 278 transitions. [2023-11-11 23:51:32,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:32,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:35,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 145 states and 309 transitions. [2023-11-11 23:51:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 309 transitions. [2023-11-11 23:51:35,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:35,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 149 states and 314 transitions. [2023-11-11 23:51:36,798 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 314 transitions. [2023-11-11 23:51:36,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:36,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,845 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 153 states and 323 transitions. [2023-11-11 23:51:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 323 transitions. [2023-11-11 23:51:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:37,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 157 states and 336 transitions. [2023-11-11 23:51:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 336 transitions. [2023-11-11 23:51:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:39,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 161 states and 340 transitions. [2023-11-11 23:51:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 340 transitions. [2023-11-11 23:51:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:51:41,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:51:42,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 162 states and 346 transitions. [2023-11-11 23:51:42,063 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 346 transitions. [2023-11-11 23:51:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:51:42,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:51:43,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 165 states and 353 transitions. [2023-11-11 23:51:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 353 transitions. [2023-11-11 23:51:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:51:43,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:51:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 169 states and 357 transitions. [2023-11-11 23:51:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 357 transitions. [2023-11-11 23:51:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:44,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:44,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:45,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 174 states and 380 transitions. [2023-11-11 23:51:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 380 transitions. [2023-11-11 23:51:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:47,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:51:48,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 177 states and 387 transitions. [2023-11-11 23:51:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 387 transitions. [2023-11-11 23:51:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:48,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:48,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:48,424 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 178 states and 389 transitions. [2023-11-11 23:51:49,065 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 389 transitions. [2023-11-11 23:51:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:49,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:49,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:49,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 179 states and 390 transitions. [2023-11-11 23:51:49,600 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 390 transitions. [2023-11-11 23:51:49,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:49,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:49,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:49,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 180 states and 393 transitions. [2023-11-11 23:51:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 393 transitions. [2023-11-11 23:51:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:50,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:50,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:51,053 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.