./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/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_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa72233183b4e91144bd6a6eb8a8b140b7f90e590c3e855f829f337fec510ab9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:40,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:40,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:48:40,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:40,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:40,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:40,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:40,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:40,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:40,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:40,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:40,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:40,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:40,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:40,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:40,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:40,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:40,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:40,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:40,630 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:48:40,632 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:40,632 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:40,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:40,634 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:40,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:40,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:40,636 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:40,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:40,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:40,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:40,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:40,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:40,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:40,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:40,640 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:40,640 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_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa72233183b4e91144bd6a6eb8a8b140b7f90e590c3e855f829f337fec510ab9 [2023-11-19 02:48:40,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:41,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:41,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:41,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:41,021 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:41,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound100.c [2023-11-19 02:48:44,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:44,314 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:44,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound100.c [2023-11-19 02:48:44,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/data/f1f706ed5/67428aa53c28420d83d522be49c55d64/FLAG9671479a4 [2023-11-19 02:48:44,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/data/f1f706ed5/67428aa53c28420d83d522be49c55d64 [2023-11-19 02:48:44,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:44,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:44,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:44,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:44,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:44,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488ebc38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44, skipping insertion in model container [2023-11-19 02:48:44,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:44,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:44,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:44,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:44,589 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:44,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44 WrapperNode [2023-11-19 02:48:44,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:44,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:44,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:44,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:44,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,633 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-11-19 02:48:44,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:44,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:44,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:44,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:44,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:44,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:44,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:44,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:44,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:44" (1/1) ... [2023-11-19 02:48:44,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:44,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:44,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:44,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14b5e6d9-c429-4728-bde6-bd849ba0f1d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:44,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:44,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:44,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:48:44,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:48:44,854 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:44,856 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:45,070 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:45,125 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:45,126 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:48:45,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:45 BoogieIcfgContainer [2023-11-19 02:48:45,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:45,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:45,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:45,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:45,143 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:45" (1/1) ... [2023-11-19 02:48:45,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:45,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 02:48:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 02:48:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:48:45,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,461 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 02:48:45,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-19 02:48:45,510 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-19 02:48:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:48:45,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,598 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 02:48:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2023-11-19 02:48:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2023-11-19 02:48:45,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:48:45,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,908 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 02:48:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2023-11-19 02:48:45,948 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2023-11-19 02:48:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:45,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:46,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:46,095 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:48:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-19 02:48:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-19 02:48:46,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:46,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:46,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:48:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2023-11-19 02:48:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2023-11-19 02:48:46,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:46,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:46,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:48:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2023-11-19 02:48:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2023-11-19 02:48:47,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:48:47,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:48:47,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:48:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 95 transitions. [2023-11-19 02:48:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 95 transitions. [2023-11-19 02:48:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:48:47,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:47,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:47,459 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 109 transitions. [2023-11-19 02:48:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2023-11-19 02:48:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:48:47,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:47,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:47,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:47,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:48,166 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:48:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 71 states and 133 transitions. [2023-11-19 02:48:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 133 transitions. [2023-11-19 02:48:48,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:48:48,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:48,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 77 states and 147 transitions. [2023-11-19 02:48:49,072 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 147 transitions. [2023-11-19 02:48:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:48:49,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 77 states and 145 transitions. [2023-11-19 02:48:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 145 transitions. [2023-11-19 02:48:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:49,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:49,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 86 states and 168 transitions. [2023-11-19 02:48:50,627 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 168 transitions. [2023-11-19 02:48:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:48:50,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:50,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:48:50,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:50,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 89 states and 171 transitions. [2023-11-19 02:48:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 171 transitions. [2023-11-19 02:48:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:48:50,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:50,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:51,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 02:48:51,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 97 states and 182 transitions. [2023-11-19 02:48:51,842 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 182 transitions. [2023-11-19 02:48:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:48:51,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:51,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:51,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:51,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:48:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 106 states and 206 transitions. [2023-11-19 02:48:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 206 transitions. [2023-11-19 02:48:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:52,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:52,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:52,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:52,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:53,070 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:48:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 106 states and 205 transitions. [2023-11-19 02:48:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 205 transitions. [2023-11-19 02:48:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:53,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:53,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:53,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:48:53,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:48:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 114 states and 226 transitions. [2023-11-19 02:48:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 226 transitions. [2023-11-19 02:48:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:48:54,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:54,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:48:54,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:48:54,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2023-11-19 02:48:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2023-11-19 02:48:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:48:54,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:54,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:48:54,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:48:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 124 states and 254 transitions. [2023-11-19 02:48:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 254 transitions. [2023-11-19 02:48:55,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:48:55,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:55,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:48:55,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:48:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 133 states and 278 transitions. [2023-11-19 02:48:56,534 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 278 transitions. [2023-11-19 02:48:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:48:56,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:56,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:56,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:48:56,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:56,824 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:57,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 133 states and 276 transitions. [2023-11-19 02:48:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 276 transitions. [2023-11-19 02:48:57,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:48:57,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:57,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:57,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:48:57,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 133 states and 273 transitions. [2023-11-19 02:48:57,976 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 273 transitions. [2023-11-19 02:48:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:48:57,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:57,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:48:58,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 137 states and 275 transitions. [2023-11-19 02:48:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 275 transitions. [2023-11-19 02:48:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:48:58,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 02:48:58,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:48:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 140 states and 278 transitions. [2023-11-19 02:48:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 278 transitions. [2023-11-19 02:48:59,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:48:59,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:59,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 02:48:59,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:59,502 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:49:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 149 states and 302 transitions. [2023-11-19 02:49:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 302 transitions. [2023-11-19 02:49:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:49:00,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:00,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 02:49:00,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:49:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 159 states and 332 transitions. [2023-11-19 02:49:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 332 transitions. [2023-11-19 02:49:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:49:01,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:01,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:01,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:49:01,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:02,078 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:49:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:02,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 159 states and 321 transitions. [2023-11-19 02:49:02,673 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 321 transitions. [2023-11-19 02:49:02,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 02:49:02,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:02,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:02,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:49:02,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:49:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:03,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 159 states and 319 transitions. [2023-11-19 02:49:03,479 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 319 transitions. [2023-11-19 02:49:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:49:03,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:03,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:03,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 02:49:03,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:49:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 168 states and 343 transitions. [2023-11-19 02:49:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 343 transitions. [2023-11-19 02:49:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 02:49:04,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:49:04,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:49:05,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 178 states and 375 transitions. [2023-11-19 02:49:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 375 transitions. [2023-11-19 02:49:05,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 02:49:05,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:49:05,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:49:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 187 states and 399 transitions. [2023-11-19 02:49:06,405 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 399 transitions. [2023-11-19 02:49:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:49:06,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:49:06,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:49:07,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 187 states and 391 transitions. [2023-11-19 02:49:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 391 transitions. [2023-11-19 02:49:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 02:49:07,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:07,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:49:07,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:49:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 389 transitions. [2023-11-19 02:49:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 389 transitions. [2023-11-19 02:49:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:49:08,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:49:08,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:49:09,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 197 states and 422 transitions. [2023-11-19 02:49:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 422 transitions. [2023-11-19 02:49:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-19 02:49:09,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:09,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:09,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:49:09,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:49:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 201 states and 426 transitions. [2023-11-19 02:49:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 426 transitions. [2023-11-19 02:49:11,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 02:49:11,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:49:11,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:12,181 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:49:13,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 201 states and 424 transitions. [2023-11-19 02:49:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 424 transitions. [2023-11-19 02:49:13,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 02:49:13,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:13,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:13,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 02:49:13,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 18 proven. 528 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:49:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 205 states and 426 transitions. [2023-11-19 02:49:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 426 transitions. [2023-11-19 02:49:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 02:49:14,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:14,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:14,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:14,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 02:49:14,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 0 proven. 567 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:49:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 205 states and 424 transitions. [2023-11-19 02:49:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 424 transitions. [2023-11-19 02:49:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 02:49:15,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:15,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:15,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 02:49:15,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:15,467 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 574 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 02:49:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:16,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 215 states and 459 transitions. [2023-11-19 02:49:16,358 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 459 transitions. [2023-11-19 02:49:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 02:49:16,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:16,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:16,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:49:16,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:16,915 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 02:49:18,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 222 states and 467 transitions. [2023-11-19 02:49:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 467 transitions. [2023-11-19 02:49:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 02:49:18,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:18,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:18,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:49:18,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 744 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:49:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:19,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 222 states and 465 transitions. [2023-11-19 02:49:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 465 transitions. [2023-11-19 02:49:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 02:49:19,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:19,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:19,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 02:49:19,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:49:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 232 states and 488 transitions. [2023-11-19 02:49:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 488 transitions. [2023-11-19 02:49:21,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 02:49:21,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:21,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:49:21,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 752 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:49:22,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:22,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 232 states and 485 transitions. [2023-11-19 02:49:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 485 transitions. [2023-11-19 02:49:22,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 02:49:22,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:22,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:22,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 02:49:22,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 0 proven. 760 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-11-19 02:49:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 242 states and 522 transitions. [2023-11-19 02:49:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 522 transitions. [2023-11-19 02:49:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-19 02:49:23,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:23,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:23,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 02:49:23,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:49:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 249 states and 530 transitions. [2023-11-19 02:49:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 530 transitions. [2023-11-19 02:49:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 02:49:25,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:25,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:25,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:49:25,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 954 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 02:49:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 249 states and 503 transitions. [2023-11-19 02:49:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 503 transitions. [2023-11-19 02:49:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 02:49:27,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:27,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:27,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 02:49:27,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 24 proven. 912 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 02:49:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 258 states and 526 transitions. [2023-11-19 02:49:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 526 transitions. [2023-11-19 02:49:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 02:49:30,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:30,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:30,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 02:49:30,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 0 proven. 963 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 02:49:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:31,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 258 states and 523 transitions. [2023-11-19 02:49:31,361 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 523 transitions. [2023-11-19 02:49:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 02:49:31,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:31,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 02:49:31,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:49:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 0 proven. 825 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.