./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:32:51,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:32:51,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:32:51,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:32:51,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:32:51,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:32:51,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:32:51,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:32:51,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:32:51,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:32:51,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:32:51,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:32:51,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:32:51,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:32:51,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:32:51,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:32:51,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:32:51,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:32:51,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:32:51,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:32:51,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:32:51,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:32:51,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:32:51,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:32:51,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:32:51,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:32:51,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:51,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:32:51,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:32:51,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:32:51,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:32:51,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:32:51,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:32:51,786 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_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06a3cb5dc06e83ae44b59088a65983410109ccc62fdf540c55c383c9af585403 [2023-12-03 02:32:52,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:32:52,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:32:52,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:32:52,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:32:52,041 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:32:52,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2023-12-03 02:32:54,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:32:55,048 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:32:55,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c [2023-12-03 02:32:55,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/data/c0dab62a6/5cdd300ceedc4b22ace1a98f8cd8100c/FLAGc7afd46a1 [2023-12-03 02:32:55,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/data/c0dab62a6/5cdd300ceedc4b22ace1a98f8cd8100c [2023-12-03 02:32:55,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:32:55,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:32:55,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:55,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:32:55,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:32:55,089 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c8d5e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55, skipping insertion in model container [2023-12-03 02:32:55,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:32:55,511 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2023-12-03 02:32:55,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:55,531 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:32:55,669 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.4.ufo.UNBOUNDED.pals.c[61125,61138] [2023-12-03 02:32:55,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:32:55,688 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:32:55,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55 WrapperNode [2023-12-03 02:32:55,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:32:55,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:55,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:32:55,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:32:55,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,782 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2027 [2023-12-03 02:32:55,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:32:55,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:32:55,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:32:55,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:32:55,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:32:55,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:32:55,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:32:55,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:32:55,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:32:55" (1/1) ... [2023-12-03 02:32:55,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:32:55,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:32:55,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:32:55,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f838854d-deb7-4ad7-a45d-5900ad4916ae/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:32:55,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:32:55,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:32:55,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:32:55,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:32:56,149 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:32:56,151 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:32:57,627 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:32:59,204 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:32:59,205 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:32:59,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:32:59 BoogieIcfgContainer [2023-12-03 02:32:59,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:32:59,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:32:59,208 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:32:59,217 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:32:59,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:32:59" (1/1) ... [2023-12-03 02:32:59,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:32:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:32:59,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2023-12-03 02:32:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2023-12-03 02:32:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-03 02:32:59,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:32:59,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:32:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:06,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:06,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2023-12-03 02:33:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2023-12-03 02:33:06,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-03 02:33:06,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:06,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2023-12-03 02:33:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2023-12-03 02:33:10,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-03 02:33:10,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:10,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2023-12-03 02:33:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2023-12-03 02:33:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-03 02:33:14,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:14,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:17,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2023-12-03 02:33:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2023-12-03 02:33:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 02:33:18,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:18,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:22,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2023-12-03 02:33:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2023-12-03 02:33:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 02:33:22,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:22,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:26,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2023-12-03 02:33:26,743 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2023-12-03 02:33:26,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-03 02:33:26,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:26,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:31,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:31,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2023-12-03 02:33:31,948 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2023-12-03 02:33:31,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 02:33:31,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:31,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2023-12-03 02:33:37,777 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2023-12-03 02:33:37,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-03 02:33:37,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:37,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:38,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:38,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2023-12-03 02:33:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2023-12-03 02:33:38,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-03 02:33:38,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:38,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:38,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2023-12-03 02:33:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2023-12-03 02:33:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-03 02:33:38,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:38,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:42,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:45,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:45,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2023-12-03 02:33:45,428 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2023-12-03 02:33:45,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 02:33:45,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:45,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:33:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:33:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2023-12-03 02:33:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2023-12-03 02:33:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-03 02:33:46,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:34:38,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:34:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 638 states and 1259 transitions. [2023-12-03 02:34:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1259 transitions. [2023-12-03 02:34:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-03 02:34:38,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:34:38,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:34:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:34:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:35:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 657 states and 1297 transitions. [2023-12-03 02:35:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1297 transitions. [2023-12-03 02:35:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-03 02:35:03,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:03,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:08,174 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:35:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:08,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 658 states and 1300 transitions. [2023-12-03 02:35:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1300 transitions. [2023-12-03 02:35:08,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 02:35:08,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:08,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:35:44,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:44,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 675 states and 1336 transitions. [2023-12-03 02:35:44,153 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1336 transitions. [2023-12-03 02:35:44,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 02:35:44,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:44,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:35:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:35:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 695 states and 1379 transitions. [2023-12-03 02:36:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1379 transitions. [2023-12-03 02:36:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 02:36:10,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:10,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:36:11,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:15,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 697 states and 1386 transitions. [2023-12-03 02:36:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1386 transitions. [2023-12-03 02:36:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-03 02:36:16,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:16,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:36:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 698 states and 1390 transitions. [2023-12-03 02:36:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1390 transitions. [2023-12-03 02:36:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:36:22,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:22,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:36:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:36:46,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:36:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 715 states and 1422 transitions. [2023-12-03 02:36:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1422 transitions. [2023-12-03 02:36:46,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:36:46,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:36:46,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:36:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:36:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:15,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:15,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 736 states and 1467 transitions. [2023-12-03 02:37:15,779 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1467 transitions. [2023-12-03 02:37:15,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:37:15,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:15,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:20,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 738 states and 1477 transitions. [2023-12-03 02:37:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1477 transitions. [2023-12-03 02:37:22,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:37:22,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:22,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 740 states and 1479 transitions. [2023-12-03 02:37:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1479 transitions. [2023-12-03 02:37:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:37:28,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:28,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:33,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:33,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 741 states and 1486 transitions. [2023-12-03 02:37:33,933 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1486 transitions. [2023-12-03 02:37:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 02:37:33,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:33,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:39,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 742 states and 1492 transitions. [2023-12-03 02:37:39,732 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1492 transitions. [2023-12-03 02:37:39,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:37:39,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:39,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:43,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:37:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:37:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 743 states and 1494 transitions. [2023-12-03 02:37:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1494 transitions. [2023-12-03 02:37:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:37:46,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:37:46,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:37:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:37:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:09,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 759 states and 1522 transitions. [2023-12-03 02:38:09,034 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1522 transitions. [2023-12-03 02:38:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:38:09,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:09,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:40,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 781 states and 1569 transitions. [2023-12-03 02:38:40,889 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1569 transitions. [2023-12-03 02:38:40,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:38:40,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:40,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:47,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 783 states and 1572 transitions. [2023-12-03 02:38:47,448 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1572 transitions. [2023-12-03 02:38:47,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:38:47,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:47,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:38:55,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:55,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 786 states and 1583 transitions. [2023-12-03 02:38:55,440 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1583 transitions. [2023-12-03 02:38:55,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:38:55,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:55,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:59,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 787 states and 1593 transitions. [2023-12-03 02:39:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1593 transitions. [2023-12-03 02:39:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:39:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:05,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:06,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 788 states and 1594 transitions. [2023-12-03 02:39:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1594 transitions. [2023-12-03 02:39:06,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-03 02:39:06,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:06,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:12,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 789 states and 1595 transitions. [2023-12-03 02:39:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1595 transitions. [2023-12-03 02:39:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:39:12,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:12,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:20,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 790 states and 1597 transitions. [2023-12-03 02:39:20,165 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1597 transitions. [2023-12-03 02:39:20,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:39:20,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:20,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:39:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 806 states and 1621 transitions. [2023-12-03 02:39:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1621 transitions. [2023-12-03 02:39:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:39:43,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:43,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 822 states and 1660 transitions. [2023-12-03 02:40:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1660 transitions. [2023-12-03 02:40:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:13,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:20,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 824 states and 1664 transitions. [2023-12-03 02:40:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1664 transitions. [2023-12-03 02:40:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:20,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:24,382 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 825 states and 1665 transitions. [2023-12-03 02:40:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1665 transitions. [2023-12-03 02:40:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:25,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 830 states and 1682 transitions. [2023-12-03 02:40:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1682 transitions. [2023-12-03 02:40:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:37,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:37,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 831 states and 1683 transitions. [2023-12-03 02:40:43,058 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1683 transitions. [2023-12-03 02:40:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:43,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:43,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:47,294 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 832 states and 1684 transitions. [2023-12-03 02:40:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1684 transitions. [2023-12-03 02:40:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:48,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:48,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:40:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 833 states and 1685 transitions. [2023-12-03 02:40:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1685 transitions. [2023-12-03 02:40:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-03 02:40:54,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:54,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:01,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:01,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 834 states and 1694 transitions. [2023-12-03 02:41:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1694 transitions. [2023-12-03 02:41:01,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 02:41:01,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:01,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:08,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 835 states and 1696 transitions. [2023-12-03 02:41:08,631 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1696 transitions. [2023-12-03 02:41:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 02:41:08,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:08,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:33,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:33,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 852 states and 1730 transitions. [2023-12-03 02:41:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1730 transitions. [2023-12-03 02:41:33,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 02:41:33,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:33,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:34,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:41:40,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:40,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 853 states and 1739 transitions. [2023-12-03 02:41:40,905 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1739 transitions. [2023-12-03 02:41:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:41:40,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:40,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:01,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:01,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 864 states and 1764 transitions. [2023-12-03 02:42:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1764 transitions. [2023-12-03 02:42:01,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:42:01,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:01,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 888 states and 1807 transitions. [2023-12-03 02:42:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1807 transitions. [2023-12-03 02:42:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:42:56,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:56,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:19,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 893 states and 1823 transitions. [2023-12-03 02:43:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1823 transitions. [2023-12-03 02:43:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:43:19,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:19,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 899 states and 1858 transitions. [2023-12-03 02:43:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1858 transitions. [2023-12-03 02:43:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:43:43,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:58,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 900 states and 1861 transitions. [2023-12-03 02:43:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1861 transitions. [2023-12-03 02:43:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:43:59,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:59,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:00,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:12,146 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:16,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 902 states and 1863 transitions. [2023-12-03 02:44:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1863 transitions. [2023-12-03 02:44:16,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:44:16,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:16,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:35,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 905 states and 1877 transitions. [2023-12-03 02:44:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1877 transitions. [2023-12-03 02:44:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:44:35,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:35,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 906 states and 1878 transitions. [2023-12-03 02:44:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1878 transitions. [2023-12-03 02:44:51,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:44:51,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:51,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:04,151 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:45:06,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:06,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 907 states and 1880 transitions. [2023-12-03 02:45:06,311 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1880 transitions. [2023-12-03 02:45:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:45:06,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:06,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:21,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:45:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 910 states and 1887 transitions. [2023-12-03 02:45:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1887 transitions. [2023-12-03 02:45:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 02:45:31,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:31,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:45:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 911 states and 1888 transitions. [2023-12-03 02:45:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1888 transitions. [2023-12-03 02:45:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 02:45:47,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:47,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 927 states and 1930 transitions. [2023-12-03 02:46:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1930 transitions. [2023-12-03 02:46:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:46:20,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:20,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:50,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 944 states and 1950 transitions. [2023-12-03 02:46:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1950 transitions. [2023-12-03 02:46:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-03 02:46:50,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:50,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:03,184 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.