./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label48.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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/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 1479ddd90ec2fcde77d063083da596ee818d8098bb47b0581d7cfb4606042d51 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:25,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:25,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:41:25,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:25,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:25,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:25,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:25,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:25,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:25,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:25,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:25,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:25,994 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:25,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:25,996 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:25,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:25,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:25,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:25,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:25,999 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:25,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:26,000 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:26,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:26,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:26,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:26,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:26,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:26,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:26,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:26,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:26,006 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:26,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:26,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:26,007 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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1479ddd90ec2fcde77d063083da596ee818d8098bb47b0581d7cfb4606042d51 [2023-11-19 03:41:26,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:26,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:26,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:26,537 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:26,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:26,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2023-11-19 03:41:30,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:30,542 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:30,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/sv-benchmarks/c/eca-rers2012/Problem01_label48.c [2023-11-19 03:41:30,559 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/data/95d5315f7/ecac2d7324cb4ecab1b426727364d658/FLAGe7763bffb [2023-11-19 03:41:30,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/data/95d5315f7/ecac2d7324cb4ecab1b426727364d658 [2023-11-19 03:41:30,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:30,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:30,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:30,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:30,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:30,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:30" (1/1) ... [2023-11-19 03:41:30,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4a7607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:30, skipping insertion in model container [2023-11-19 03:41:30,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:30" (1/1) ... [2023-11-19 03:41:30,677 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:31,156 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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/sv-benchmarks/c/eca-rers2012/Problem01_label48.c[20593,20606] [2023-11-19 03:41:31,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:31,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:31,348 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_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/sv-benchmarks/c/eca-rers2012/Problem01_label48.c[20593,20606] [2023-11-19 03:41:31,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:31,388 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:31,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31 WrapperNode [2023-11-19 03:41:31,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:31,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:31,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:31,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:31,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,522 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 658 [2023-11-19 03:41:31,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:31,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:31,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:31,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:31,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:31,647 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:31,647 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:31,647 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:31,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:31" (1/1) ... [2023-11-19 03:41:31,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:31,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:31,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:31,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9816f9d-28b9-4b9b-8ee5-91fbcd0c981d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:31,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:31,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:31,981 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:31,987 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:33,280 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:33,736 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:33,736 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:33,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:33 BoogieIcfgContainer [2023-11-19 03:41:33,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:33,748 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:33,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:33,763 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:33,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:33" (1/1) ... [2023-11-19 03:41:33,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2023-11-19 03:41:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2023-11-19 03:41:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:41:33,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:33,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:34,491 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 03:41:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2023-11-19 03:41:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2023-11-19 03:41:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:41:35,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:35,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:35,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:36,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 218 states and 305 transitions. [2023-11-19 03:41:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 305 transitions. [2023-11-19 03:41:36,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:41:36,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:36,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:36,748 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 03:41:36,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:36,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 223 states and 312 transitions. [2023-11-19 03:41:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 312 transitions. [2023-11-19 03:41:36,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:41:36,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:36,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:37,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:38,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 298 states and 391 transitions. [2023-11-19 03:41:38,823 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 391 transitions. [2023-11-19 03:41:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:41:38,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:38,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:39,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2023-11-19 03:41:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2023-11-19 03:41:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:41:39,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:39,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:39,569 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 03:41:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:39,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2023-11-19 03:41:39,679 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2023-11-19 03:41:39,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:41:39,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:39,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 310 states and 413 transitions. [2023-11-19 03:41:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 413 transitions. [2023-11-19 03:41:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:41:40,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:40,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:41,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 315 states and 418 transitions. [2023-11-19 03:41:41,296 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 418 transitions. [2023-11-19 03:41:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:41:41,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:41,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 321 states and 425 transitions. [2023-11-19 03:41:41,804 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 425 transitions. [2023-11-19 03:41:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:41:41,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:41,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 328 states and 432 transitions. [2023-11-19 03:41:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 432 transitions. [2023-11-19 03:41:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:41:42,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:42,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 332 states and 437 transitions. [2023-11-19 03:41:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 437 transitions. [2023-11-19 03:41:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:41:43,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:43,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:43,443 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 334 states and 439 transitions. [2023-11-19 03:41:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 439 transitions. [2023-11-19 03:41:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-19 03:41:43,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:43,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 347 states and 454 transitions. [2023-11-19 03:41:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 454 transitions. [2023-11-19 03:41:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 03:41:44,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:44,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 362 states and 477 transitions. [2023-11-19 03:41:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 477 transitions. [2023-11-19 03:41:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 03:41:45,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:45,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 367 states and 481 transitions. [2023-11-19 03:41:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 481 transitions. [2023-11-19 03:41:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:41:46,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:46,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:41:47,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 376 states and 496 transitions. [2023-11-19 03:41:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 496 transitions. [2023-11-19 03:41:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:41:47,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:47,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:41:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 379 states and 499 transitions. [2023-11-19 03:41:47,701 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 499 transitions. [2023-11-19 03:41:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 03:41:47,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:47,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:48,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 380 states and 500 transitions. [2023-11-19 03:41:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 500 transitions. [2023-11-19 03:41:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 03:41:48,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:48,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:48,130 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 03:41:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:48,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 389 states and 510 transitions. [2023-11-19 03:41:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 510 transitions. [2023-11-19 03:41:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:41:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:48,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2023-11-19 03:41:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2023-11-19 03:41:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:41:48,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:48,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:49,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 415 states and 539 transitions. [2023-11-19 03:41:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 539 transitions. [2023-11-19 03:41:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:41:49,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:49,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:50,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:50,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 432 states and 557 transitions. [2023-11-19 03:41:50,080 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 557 transitions. [2023-11-19 03:41:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:41:50,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:50,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:50,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 452 states and 578 transitions. [2023-11-19 03:41:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 578 transitions. [2023-11-19 03:41:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 03:41:50,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:50,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:51,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:51,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 460 states and 587 transitions. [2023-11-19 03:41:51,758 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 587 transitions. [2023-11-19 03:41:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:41:51,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:41:52,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 461 states and 588 transitions. [2023-11-19 03:41:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 588 transitions. [2023-11-19 03:41:52,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:41:52,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:52,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:41:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 475 states and 607 transitions. [2023-11-19 03:41:53,018 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 607 transitions. [2023-11-19 03:41:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:41:53,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:53,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:41:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 478 states and 610 transitions. [2023-11-19 03:41:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 610 transitions. [2023-11-19 03:41:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 03:41:53,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:53,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:54,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:54,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 495 states and 628 transitions. [2023-11-19 03:41:54,043 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 628 transitions. [2023-11-19 03:41:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:41:54,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:54,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:55,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:55,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 531 states and 670 transitions. [2023-11-19 03:41:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 670 transitions. [2023-11-19 03:41:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 03:41:55,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:55,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:41:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 538 states and 677 transitions. [2023-11-19 03:41:56,168 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 677 transitions. [2023-11-19 03:41:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 03:41:56,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:56,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:41:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 547 states and 686 transitions. [2023-11-19 03:41:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 686 transitions. [2023-11-19 03:41:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:41:56,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:41:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 592 states and 736 transitions. [2023-11-19 03:41:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 736 transitions. [2023-11-19 03:41:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:41:59,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:41:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 595 states and 739 transitions. [2023-11-19 03:41:59,796 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 739 transitions. [2023-11-19 03:41:59,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:41:59,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:42:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 635 states and 798 transitions. [2023-11-19 03:42:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 798 transitions. [2023-11-19 03:42:02,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:42:02,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:02,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:42:03,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 638 states and 801 transitions. [2023-11-19 03:42:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 801 transitions. [2023-11-19 03:42:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 03:42:03,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:42:03,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 641 states and 805 transitions. [2023-11-19 03:42:03,855 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 805 transitions. [2023-11-19 03:42:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:42:03,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:42:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 643 states and 807 transitions. [2023-11-19 03:42:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 807 transitions. [2023-11-19 03:42:04,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 03:42:04,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:04,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 654 states and 819 transitions. [2023-11-19 03:42:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 819 transitions. [2023-11-19 03:42:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 03:42:05,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:05,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:06,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 663 states and 827 transitions. [2023-11-19 03:42:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 827 transitions. [2023-11-19 03:42:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:42:06,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 725 states and 907 transitions. [2023-11-19 03:42:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 907 transitions. [2023-11-19 03:42:09,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 03:42:09,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,385 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:42:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 728 states and 910 transitions. [2023-11-19 03:42:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 910 transitions. [2023-11-19 03:42:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-19 03:42:09,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.