./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/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_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/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_b303ac8b-086d-44dd-aceb-62efa0575ce9/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 551f956fc33a4b91d0a606a408c53a95b3cc64f8bde6794c363f5ce84e19f38f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:47,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:48,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:36:48,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:48,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:48,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:48,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:48,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:48,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:48,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:48,190 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:48,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:48,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:48,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:48,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:48,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:48,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:48,195 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:48,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:48,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:48,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:48,198 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:48,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:48,199 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:48,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:48,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:48,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:48,201 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:48,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:48,201 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:48,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:48,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:48,203 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_b303ac8b-086d-44dd-aceb-62efa0575ce9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 551f956fc33a4b91d0a606a408c53a95b3cc64f8bde6794c363f5ce84e19f38f [2023-11-21 18:36:48,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:48,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:48,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:48,599 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:48,600 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:48,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-21 18:36:51,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:52,109 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:52,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-21 18:36:52,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/data/29b1c3733/57a547e1716542baa76c6ad067c5c6f9/FLAG4953c778c [2023-11-21 18:36:52,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/data/29b1c3733/57a547e1716542baa76c6ad067c5c6f9 [2023-11-21 18:36:52,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:52,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:52,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:52,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:52,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:52,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:52" (1/1) ... [2023-11-21 18:36:52,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee205ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:52, skipping insertion in model container [2023-11-21 18:36:52,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:52" (1/1) ... [2023-11-21 18:36:52,300 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:53,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:53,152 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:53,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:53,394 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:53,402 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:53,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53 WrapperNode [2023-11-21 18:36:53,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:53,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:53,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:53,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:53,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,509 INFO L138 Inliner]: procedures = 350, calls = 122, calls flagged for inlining = 12, calls inlined = 10, statements flattened = 389 [2023-11-21 18:36:53,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:53,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:53,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:53,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:53,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:53,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:53,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:53,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:53,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:53" (1/1) ... [2023-11-21 18:36:53,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:53,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:53,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:53,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b303ac8b-086d-44dd-aceb-62efa0575ce9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:36:53,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:36:53,683 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-21 18:36:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:36:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:53,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:53,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:54,036 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:54,039 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:54,607 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:54,741 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:54,742 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:36:54,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:54 BoogieIcfgContainer [2023-11-21 18:36:54,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:54,744 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:54,745 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:54,755 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:54,755 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:54" (1/1) ... [2023-11-21 18:36:54,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:54,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:54,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2023-11-21 18:36:54,826 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2023-11-21 18:36:54,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:36:54,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:54,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,412 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 18:36:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 113 transitions. [2023-11-21 18:36:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2023-11-21 18:36:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:36:55,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:55,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 90 states and 114 transitions. [2023-11-21 18:36:55,560 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2023-11-21 18:36:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:36:55,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-21 18:36:55,750 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-21 18:36:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:55,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:55,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-21 18:36:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-21 18:36:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:36:55,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:55,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-21 18:36:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-21 18:36:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:36:56,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:56,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-21 18:36:56,429 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-21 18:36:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:36:56,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:36:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 115 transitions. [2023-11-21 18:36:56,560 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2023-11-21 18:36:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:56,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:56,725 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 18:36:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 118 transitions. [2023-11-21 18:36:56,930 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 118 transitions. [2023-11-21 18:36:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:36:56,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:56,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 121 transitions. [2023-11-21 18:36:57,266 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 121 transitions. [2023-11-21 18:36:57,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:36:57,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,452 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:57,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 124 transitions. [2023-11-21 18:36:57,645 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-21 18:36:57,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:36:57,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:57,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:57,881 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 127 transitions. [2023-11-21 18:36:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2023-11-21 18:36:58,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:36:58,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,373 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:58,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:58,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 130 transitions. [2023-11-21 18:36:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 130 transitions. [2023-11-21 18:36:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:36:58,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:58,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:59,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 108 states and 133 transitions. [2023-11-21 18:36:59,146 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2023-11-21 18:36:59,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:36:59,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:59,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 136 transitions. [2023-11-21 18:36:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-11-21 18:36:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:36:59,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:59,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:37:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 138 transitions. [2023-11-21 18:37:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2023-11-21 18:37:00,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:37:00,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:00,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,664 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2023-11-21 18:37:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2023-11-21 18:37:00,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:37:00,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:00,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:00,999 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:01,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-21 18:37:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-21 18:37:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:37:01,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-11-21 18:37:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-11-21 18:37:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:37:01,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2023-11-21 18:37:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2023-11-21 18:37:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:37:01,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:01,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2023-11-21 18:37:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2023-11-21 18:37:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:37:01,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:01,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:02,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 93 states and 113 transitions. [2023-11-21 18:37:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2023-11-21 18:37:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:02,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:02,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:02,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 95 states and 117 transitions. [2023-11-21 18:37:02,389 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2023-11-21 18:37:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:02,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:02,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 96 states and 119 transitions. [2023-11-21 18:37:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2023-11-21 18:37:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:03,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:03,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 98 states and 122 transitions. [2023-11-21 18:37:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 122 transitions. [2023-11-21 18:37:03,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:37:03,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:03,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:37:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-21 18:37:04,260 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-21 18:37:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:37:04,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:04,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:04,494 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:37:04,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2023-11-21 18:37:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2023-11-21 18:37:04,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:37:04,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:04,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:37:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:04,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-21 18:37:04,943 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-21 18:37:04,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:37:04,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:04,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:05,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:37:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 105 states and 134 transitions. [2023-11-21 18:37:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2023-11-21 18:37:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:37:05,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:05,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:37:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 107 states and 138 transitions. [2023-11-21 18:37:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 138 transitions. [2023-11-21 18:37:06,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:37:06,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:06,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:37:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 109 states and 139 transitions. [2023-11-21 18:37:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 139 transitions. [2023-11-21 18:37:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:37:06,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:06,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 110 states and 140 transitions. [2023-11-21 18:37:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 140 transitions. [2023-11-21 18:37:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:37:07,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:07,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:07,531 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 113 states and 143 transitions. [2023-11-21 18:37:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 143 transitions. [2023-11-21 18:37:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:37:08,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 116 states and 146 transitions. [2023-11-21 18:37:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 146 transitions. [2023-11-21 18:37:08,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:37:08,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:08,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:09,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:09,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2023-11-21 18:37:09,913 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2023-11-21 18:37:09,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:37:09,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:09,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:10,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 122 states and 152 transitions. [2023-11-21 18:37:10,915 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 152 transitions. [2023-11-21 18:37:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:37:10,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:10,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 125 states and 155 transitions. [2023-11-21 18:37:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 155 transitions. [2023-11-21 18:37:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:37:12,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:12,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:12,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:13,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:13,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2023-11-21 18:37:13,237 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2023-11-21 18:37:13,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:37:13,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:13,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:14,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:14,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 131 states and 161 transitions. [2023-11-21 18:37:14,450 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 161 transitions. [2023-11-21 18:37:14,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:37:14,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:14,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:15,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:15,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 134 states and 163 transitions. [2023-11-21 18:37:15,361 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2023-11-21 18:37:15,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:37:15,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:15,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:16,101 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-21 18:37:21,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:21,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 173 states and 210 transitions. [2023-11-21 18:37:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 210 transitions. [2023-11-21 18:37:21,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:37:21,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:21,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-21 18:37:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 174 states and 211 transitions. [2023-11-21 18:37:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 211 transitions. [2023-11-21 18:37:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:37:21,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:21,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-21 18:37:21,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 175 states and 212 transitions. [2023-11-21 18:37:21,983 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 212 transitions. [2023-11-21 18:37:21,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:37:21,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:21,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-21 18:37:28,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 215 states and 261 transitions. [2023-11-21 18:37:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 261 transitions. [2023-11-21 18:37:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:37:28,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:28,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:37:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:29,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 216 states and 261 transitions. [2023-11-21 18:37:29,656 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 261 transitions. [2023-11-21 18:37:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:37:29,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:29,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:30,008 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-21 18:37:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 218 states and 265 transitions. [2023-11-21 18:37:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 265 transitions. [2023-11-21 18:37:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:37:30,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:30,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-21 18:37:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:33,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 227 states and 282 transitions. [2023-11-21 18:37:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 282 transitions. [2023-11-21 18:37:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:37:33,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2023-11-21 18:37:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 227 states and 281 transitions. [2023-11-21 18:37:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 281 transitions. [2023-11-21 18:37:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:37:33,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:33,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-21 18:37:35,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:37:35,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 230 states and 285 transitions. [2023-11-21 18:37:35,111 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 285 transitions. [2023-11-21 18:37:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:37:35,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:37:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:37:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:37:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked.