./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-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_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/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_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/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_908f8d82-5b06-40c2-ad8d-656d46bb44b4/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 171516ccf7ce56a0fe5d7e6e8d7c3265875afe4246c9b2f5548b0fe9f9b93621 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:46,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:46,557 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:49:46,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:46,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:46,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:46,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:46,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:46,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:46,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:46,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:46,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:46,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:46,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:46,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:46,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:46,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:46,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:46,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:46,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:46,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:46,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:46,630 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:46,631 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:46,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:46,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:46,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:46,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:46,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:46,633 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:46,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:46,635 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:46,635 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_908f8d82-5b06-40c2-ad8d-656d46bb44b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 171516ccf7ce56a0fe5d7e6e8d7c3265875afe4246c9b2f5548b0fe9f9b93621 [2023-11-21 18:49:46,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:47,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:47,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:47,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:47,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:47,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-11-21 18:49:50,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:50,664 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:50,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-11-21 18:49:50,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/data/d83bd5be1/5a4b581415f5439caab93de6d18a37af/FLAG38550d9e8 [2023-11-21 18:49:50,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/data/d83bd5be1/5a4b581415f5439caab93de6d18a37af [2023-11-21 18:49:50,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:50,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:50,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:50,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:50,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:50,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:50" (1/1) ... [2023-11-21 18:49:50,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e39f10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:50, skipping insertion in model container [2023-11-21 18:49:50,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:50" (1/1) ... [2023-11-21 18:49:50,820 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:51,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:51,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:52,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:52,357 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:52,365 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:52,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52 WrapperNode [2023-11-21 18:49:52,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:52,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:52,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:52,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:52,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,510 INFO L138 Inliner]: procedures = 540, calls = 133, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 451 [2023-11-21 18:49:52,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:52,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:52,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:52,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:52,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:52,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:52,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:52,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:52,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:52" (1/1) ... [2023-11-21 18:49:52,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:52,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:52,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:52,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_908f8d82-5b06-40c2-ad8d-656d46bb44b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:49:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:49:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:49:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:49:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:49:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:52,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:49:52,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:49:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:49:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:49:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:49:52,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:49:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:49:52,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:53,129 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:53,131 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:53,690 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:53,835 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:53,835 INFO L308 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-21 18:49:53,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:53 BoogieIcfgContainer [2023-11-21 18:49:53,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:53,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:53,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:53,850 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:53,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:53" (1/1) ... [2023-11-21 18:49:53,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:49:53,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 118 states and 147 transitions. [2023-11-21 18:49:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2023-11-21 18:49:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:49:53,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:53,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,476 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 18:49:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:54,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 120 states and 150 transitions. [2023-11-21 18:49:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 150 transitions. [2023-11-21 18:49:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:49:54,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:54,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,626 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 18:49:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 121 states and 151 transitions. [2023-11-21 18:49:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 151 transitions. [2023-11-21 18:49:54,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:49:54,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:54,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,801 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 18:49:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:54,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 123 states and 154 transitions. [2023-11-21 18:49:54,862 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-21 18:49:54,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:49:54,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:54,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,984 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 18:49:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2023-11-21 18:49:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-21 18:49:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:49:55,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:55,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:55,242 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 18:49:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:55,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 123 states and 154 transitions. [2023-11-21 18:49:55,303 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2023-11-21 18:49:55,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:49:55,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:55,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:55,457 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 18:49:55,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:55,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 122 states and 153 transitions. [2023-11-21 18:49:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 153 transitions. [2023-11-21 18:49:55,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:49:55,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:55,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:55,695 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 18:49:55,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:55,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 121 states and 152 transitions. [2023-11-21 18:49:55,734 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 152 transitions. [2023-11-21 18:49:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:49:55,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:55,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:55,899 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 18:49:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 124 states and 155 transitions. [2023-11-21 18:49:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 155 transitions. [2023-11-21 18:49:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:49:56,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:56,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:56,319 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 18:49:56,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 127 states and 158 transitions. [2023-11-21 18:49:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 158 transitions. [2023-11-21 18:49:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:49:56,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:56,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:56,711 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 18:49:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 161 transitions. [2023-11-21 18:49:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 161 transitions. [2023-11-21 18:49:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:49:56,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:57,162 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 18:49:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 133 states and 164 transitions. [2023-11-21 18:49:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2023-11-21 18:49:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:49:57,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:57,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:57,690 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 18:49:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 136 states and 167 transitions. [2023-11-21 18:49:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2023-11-21 18:49:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:49:57,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:57,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,242 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 18:49:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 170 transitions. [2023-11-21 18:49:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2023-11-21 18:49:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:49:58,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,846 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 18:49:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 173 transitions. [2023-11-21 18:49:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 173 transitions. [2023-11-21 18:49:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:49:59,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:59,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,507 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 18:49:59,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 145 states and 175 transitions. [2023-11-21 18:49:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2023-11-21 18:49:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:49:59,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:59,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,989 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 18:50:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2023-11-21 18:50:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2023-11-21 18:50:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:00,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:00,459 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 18:50:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2023-11-21 18:50:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2023-11-21 18:50:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:00,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:00,657 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 18:50:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2023-11-21 18:50:00,812 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2023-11-21 18:50:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:00,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,046 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 18:50:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 144 states and 175 transitions. [2023-11-21 18:50:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 175 transitions. [2023-11-21 18:50:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:01,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,356 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 18:50:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2023-11-21 18:50:01,385 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2023-11-21 18:50:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:01,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,588 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 18:50:01,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 147 states and 180 transitions. [2023-11-21 18:50:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 180 transitions. [2023-11-21 18:50:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:01,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,804 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 18:50:01,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 148 states and 181 transitions. [2023-11-21 18:50:01,828 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 181 transitions. [2023-11-21 18:50:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:01,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:02,093 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 18:50:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 184 transitions. [2023-11-21 18:50:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 184 transitions. [2023-11-21 18:50:02,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:02,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:02,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:02,469 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 18:50:02,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:02,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2023-11-21 18:50:02,937 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2023-11-21 18:50:02,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:02,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:02,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,138 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 18:50:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2023-11-21 18:50:03,422 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2023-11-21 18:50:03,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:03,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:03,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,600 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 18:50:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2023-11-21 18:50:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2023-11-21 18:50:03,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:03,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:03,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,824 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 18:50:04,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 158 states and 199 transitions. [2023-11-21 18:50:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions. [2023-11-21 18:50:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:04,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:04,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:04,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 161 states and 203 transitions. [2023-11-21 18:50:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 203 transitions. [2023-11-21 18:50:04,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:04,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:04,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:04,709 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 18:50:05,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 163 states and 206 transitions. [2023-11-21 18:50:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions. [2023-11-21 18:50:05,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:05,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:05,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:05,482 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 18:50:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2023-11-21 18:50:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-21 18:50:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:06,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,478 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 18:50:11,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 207 states and 261 transitions. [2023-11-21 18:50:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 261 transitions. [2023-11-21 18:50:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:11,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,759 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 18:50:12,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 209 states and 264 transitions. [2023-11-21 18:50:12,011 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 264 transitions. [2023-11-21 18:50:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:12,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,268 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 18:50:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 212 states and 270 transitions. [2023-11-21 18:50:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 270 transitions. [2023-11-21 18:50:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:12,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,758 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 18:50:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 211 states and 269 transitions. [2023-11-21 18:50:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 269 transitions. [2023-11-21 18:50:13,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:13,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,755 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 18:50:13,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 212 states and 270 transitions. [2023-11-21 18:50:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 270 transitions. [2023-11-21 18:50:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:13,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,048 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:50:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 224 states and 294 transitions. [2023-11-21 18:50:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 294 transitions. [2023-11-21 18:50:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:16,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:16,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:16,772 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-21 18:50:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 221 states and 289 transitions. [2023-11-21 18:50:17,232 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 289 transitions. [2023-11-21 18:50:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:17,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,385 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 18:50:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 223 states and 290 transitions. [2023-11-21 18:50:17,910 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 290 transitions. [2023-11-21 18:50:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:50:17,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:50:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 224 states and 291 transitions. [2023-11-21 18:50:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 291 transitions. [2023-11-21 18:50:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:18,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,776 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 18:50:18,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 290 transitions. [2023-11-21 18:50:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 290 transitions. [2023-11-21 18:50:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:18,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,938 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2023-11-21 18:50:19,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 226 states and 294 transitions. [2023-11-21 18:50:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 294 transitions. [2023-11-21 18:50:19,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:50:19,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:19,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,969 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 18:50:20,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 225 states and 293 transitions. [2023-11-21 18:50:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 293 transitions. [2023-11-21 18:50:20,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:20,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:20,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 228 states and 299 transitions. [2023-11-21 18:50:20,815 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 299 transitions. [2023-11-21 18:50:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:20,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:50:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 230 states and 300 transitions. [2023-11-21 18:50:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 300 transitions. [2023-11-21 18:50:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:21,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:21,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:50:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:22,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 232 states and 301 transitions. [2023-11-21 18:50:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 301 transitions. [2023-11-21 18:50:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:50:22,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:22,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:22,829 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 18:50:24,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:24,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 233 states and 302 transitions. [2023-11-21 18:50:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 302 transitions. [2023-11-21 18:50:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:50:24,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:24,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:50:24,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:24,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 234 states and 303 transitions. [2023-11-21 18:50:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 303 transitions. [2023-11-21 18:50:24,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:50:24,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:24,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-21 18:50:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 198 states and 263 transitions. [2023-11-21 18:50:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 263 transitions. [2023-11-21 18:50:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:50:25,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:25,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:50:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 207 states and 279 transitions. [2023-11-21 18:50:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 279 transitions. [2023-11-21 18:50:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:50:28,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:50:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 217 states and 295 transitions. [2023-11-21 18:50:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 295 transitions. [2023-11-21 18:50:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:50:31,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,043 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:50:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 219 states and 296 transitions. [2023-11-21 18:50:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 296 transitions. [2023-11-21 18:50:32,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:50:32,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms