./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL --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 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:50,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:50,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:05:50,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:50,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:50,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:50,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:50,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:50,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:50,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:50,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:50,866 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:50,866 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:50,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:50,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:50,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:50,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:50,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:50,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:50,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:50,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:50,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:50,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:50,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:50,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:50,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:50,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:50,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:50,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:50,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:50,879 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:50,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:50,880 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:50,881 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_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83b9baf9f6deb0db64cb6e97ea77e31e0e6aa56bc46a9ba9c0c02a0377225524 [2023-11-19 04:05:51,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:51,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:51,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:51,311 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:51,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:51,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2023-11-19 04:05:54,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:55,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:55,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/sv-benchmarks/c/eca-rers2012/Problem03_label54.c [2023-11-19 04:05:55,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/data/dcb482bc1/24016befc35f461d81d021db4cf077de/FLAG8e688d747 [2023-11-19 04:05:55,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/data/dcb482bc1/24016befc35f461d81d021db4cf077de [2023-11-19 04:05:55,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:55,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:55,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:55,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:55,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:55,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fab570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:55, skipping insertion in model container [2023-11-19 04:05:55,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:55" (1/1) ... [2023-11-19 04:05:55,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:56,212 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_6708750d-0ae6-4344-959b-586226fb5ce6/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2023-11-19 04:05:56,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:56,288 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:56,572 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_6708750d-0ae6-4344-959b-586226fb5ce6/sv-benchmarks/c/eca-rers2012/Problem03_label54.c[56627,56640] [2023-11-19 04:05:56,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:56,620 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:56,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56 WrapperNode [2023-11-19 04:05:56,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:56,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:56,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:56,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:56,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,806 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 04:05:56,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:56,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:56,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:56,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:56,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,835 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,835 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:56,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:57,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:57,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:57,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:57,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:57,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:57,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:56" (1/1) ... [2023-11-19 04:05:57,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:57,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:57,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:57,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6708750d-0ae6-4344-959b-586226fb5ce6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:57,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:57,319 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:57,323 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:59,797 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:00,242 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:00,242 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:06:00,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:00 BoogieIcfgContainer [2023-11-19 04:06:00,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:00,267 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:00,267 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:00,280 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:00,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:00" (1/1) ... [2023-11-19 04:06:00,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:06:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 04:06:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 04:06:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 04:06:00,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:00,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2023-11-19 04:06:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2023-11-19 04:06:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 04:06:02,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:02,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 292 states and 535 transitions. [2023-11-19 04:06:03,536 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 535 transitions. [2023-11-19 04:06:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 04:06:03,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:03,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:04,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 296 states and 542 transitions. [2023-11-19 04:06:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 542 transitions. [2023-11-19 04:06:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 04:06:04,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:04,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:04,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 301 states and 551 transitions. [2023-11-19 04:06:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 551 transitions. [2023-11-19 04:06:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 04:06:04,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:04,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:08,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 449 states and 753 transitions. [2023-11-19 04:06:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 753 transitions. [2023-11-19 04:06:08,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-19 04:06:08,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:08,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 453 states and 760 transitions. [2023-11-19 04:06:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 760 transitions. [2023-11-19 04:06:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 04:06:08,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:08,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:10,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 463 states and 792 transitions. [2023-11-19 04:06:10,899 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 792 transitions. [2023-11-19 04:06:10,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 04:06:10,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 468 states and 800 transitions. [2023-11-19 04:06:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 800 transitions. [2023-11-19 04:06:11,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 04:06:11,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:11,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 472 states and 809 transitions. [2023-11-19 04:06:12,317 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 809 transitions. [2023-11-19 04:06:12,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 04:06:12,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:12,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 475 states and 812 transitions. [2023-11-19 04:06:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 812 transitions. [2023-11-19 04:06:12,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:06:12,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:13,281 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:06:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:13,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 476 states and 821 transitions. [2023-11-19 04:06:13,622 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 821 transitions. [2023-11-19 04:06:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:06:13,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:13,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:06:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 480 states and 828 transitions. [2023-11-19 04:06:14,310 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 828 transitions. [2023-11-19 04:06:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:06:14,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:06:14,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 483 states and 831 transitions. [2023-11-19 04:06:14,846 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 831 transitions. [2023-11-19 04:06:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:06:14,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 625 states and 1013 transitions. [2023-11-19 04:06:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1013 transitions. [2023-11-19 04:06:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 04:06:17,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:17,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 636 states and 1032 transitions. [2023-11-19 04:06:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1032 transitions. [2023-11-19 04:06:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 04:06:18,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:18,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:19,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 642 states and 1041 transitions. [2023-11-19 04:06:19,728 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1041 transitions. [2023-11-19 04:06:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 04:06:19,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:19,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:20,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:20,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 643 states and 1042 transitions. [2023-11-19 04:06:20,268 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1042 transitions. [2023-11-19 04:06:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 04:06:20,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:20,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:20,506 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:20,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 644 states and 1043 transitions. [2023-11-19 04:06:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1043 transitions. [2023-11-19 04:06:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 04:06:20,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:20,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 648 states and 1070 transitions. [2023-11-19 04:06:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1070 transitions. [2023-11-19 04:06:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 04:06:21,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:22,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:22,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 651 states and 1074 transitions. [2023-11-19 04:06:22,474 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1074 transitions. [2023-11-19 04:06:22,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 04:06:22,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:22,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:22,867 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 657 states and 1083 transitions. [2023-11-19 04:06:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1083 transitions. [2023-11-19 04:06:23,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 04:06:23,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:23,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:24,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 658 states and 1094 transitions. [2023-11-19 04:06:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1094 transitions. [2023-11-19 04:06:24,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 04:06:24,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:24,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:24,758 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:26,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 664 states and 1114 transitions. [2023-11-19 04:06:26,024 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1114 transitions. [2023-11-19 04:06:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 04:06:26,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:26,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:26,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:26,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 668 states and 1124 transitions. [2023-11-19 04:06:26,797 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1124 transitions. [2023-11-19 04:06:26,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 04:06:26,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:26,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 669 states and 1127 transitions. [2023-11-19 04:06:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1127 transitions. [2023-11-19 04:06:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 04:06:27,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:27,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 673 states and 1133 transitions. [2023-11-19 04:06:27,650 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1133 transitions. [2023-11-19 04:06:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 04:06:27,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:28,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 677 states and 1146 transitions. [2023-11-19 04:06:28,599 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1146 transitions. [2023-11-19 04:06:28,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 04:06:28,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:28,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:06:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 680 states and 1151 transitions. [2023-11-19 04:06:29,168 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1151 transitions. [2023-11-19 04:06:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 04:06:29,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:29,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:29,710 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:31,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 692 states and 1169 transitions. [2023-11-19 04:06:31,023 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1169 transitions. [2023-11-19 04:06:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 04:06:31,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:31,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:32,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 705 states and 1186 transitions. [2023-11-19 04:06:32,187 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1186 transitions. [2023-11-19 04:06:32,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:06:32,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:32,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 706 states and 1187 transitions. [2023-11-19 04:06:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1187 transitions. [2023-11-19 04:06:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:06:32,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:32,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:33,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 707 states and 1187 transitions. [2023-11-19 04:06:33,124 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1187 transitions. [2023-11-19 04:06:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:06:33,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:33,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 39 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:06:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 708 states and 1188 transitions. [2023-11-19 04:06:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1188 transitions. [2023-11-19 04:06:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-19 04:06:33,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:33,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 716 states and 1198 transitions. [2023-11-19 04:06:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1198 transitions. [2023-11-19 04:06:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 04:06:34,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:34,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.