./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 052aa366c05075bf32d0b6fa176a2f7194f524315c85e0eaee7e4a343f477db5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:32:23,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:32:23,521 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:32:23,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:32:23,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:32:23,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:32:23,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:32:23,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:32:23,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:32:23,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:32:23,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:32:23,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:32:23,550 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:32:23,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:32:23,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:32:23,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:32:23,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:32:23,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:32:23,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:32:23,553 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:32:23,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:32:23,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:32:23,555 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:32:23,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:32:23,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:32:23,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:32:23,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:23,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:32:23,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:32:23,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:32:23,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:32:23,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:32:23,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:32:23,560 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_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 052aa366c05075bf32d0b6fa176a2f7194f524315c85e0eaee7e4a343f477db5 [2023-12-03 00:32:23,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:32:23,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:32:23,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:32:23,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:32:23,778 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:32:23,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c [2023-12-03 00:32:26,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:32:26,648 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:32:26,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c [2023-12-03 00:32:26,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/data/467d12e77/b29ad90765684ed3afd7cbf93b90c69d/FLAG06349f35f [2023-12-03 00:32:26,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/data/467d12e77/b29ad90765684ed3afd7cbf93b90c69d [2023-12-03 00:32:26,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:32:26,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:32:26,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:26,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:32:26,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:32:26,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2641ae3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26, skipping insertion in model container [2023-12-03 00:32:26,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:32:26,860 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_ceaac092-9b17-4846-aa8a-a6849a953bcb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c[489,502] [2023-12-03 00:32:26,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:26,891 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:32:26,903 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_ceaac092-9b17-4846-aa8a-a6849a953bcb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound100.c[489,502] [2023-12-03 00:32:26,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:26,926 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:32:26,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26 WrapperNode [2023-12-03 00:32:26,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:26,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:26,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:32:26,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:32:26,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,963 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-12-03 00:32:26,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:26,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:32:26,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:32:26,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:32:26,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:32:26,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:32:26,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:32:26,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:32:26,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:26" (1/1) ... [2023-12-03 00:32:26,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:27,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:32:27,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:32:27,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceaac092-9b17-4846-aa8a-a6849a953bcb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:32:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:32:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:32:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:32:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:32:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:32:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:32:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:32:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:32:27,117 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:32:27,119 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:32:27,257 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:32:27,299 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:32:27,299 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:32:27,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:32:27 BoogieIcfgContainer [2023-12-03 00:32:27,301 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:32:27,302 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:32:27,302 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:32:27,311 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:32:27,311 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:32:27" (1/1) ... [2023-12-03 00:32:27,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:32:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-12-03 00:32:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 00:32:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 00:32:27,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:27,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:32:27,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:27,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 00:32:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:27,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2023-12-03 00:32:27,731 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2023-12-03 00:32:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:32:27,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:27,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:27,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:32:27,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:28,032 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:32:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2023-12-03 00:32:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2023-12-03 00:32:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:32:28,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:28,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:32:28,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:32:28,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:28,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2023-12-03 00:32:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2023-12-03 00:32:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:32:28,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:28,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:28,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 00:32:28,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:28,749 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:32:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2023-12-03 00:32:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2023-12-03 00:32:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:32:28,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:28,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:28,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 00:32:28,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:28,894 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:32:29,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:29,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 80 transitions. [2023-12-03 00:32:29,214 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 80 transitions. [2023-12-03 00:32:29,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 00:32:29,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:29,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:29,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 00:32:29,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 00:32:30,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 42 states and 84 transitions. [2023-12-03 00:32:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2023-12-03 00:32:30,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 00:32:30,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:30,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 00:32:30,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:30,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 00:32:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:31,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 45 states and 89 transitions. [2023-12-03 00:32:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2023-12-03 00:32:31,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:32:31,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:31,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:31,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:32:31,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:31,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:32:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:31,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 87 transitions. [2023-12-03 00:32:31,724 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2023-12-03 00:32:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:32:31,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:31,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:31,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:32:31,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 00:32:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 49 states and 101 transitions. [2023-12-03 00:32:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 101 transitions. [2023-12-03 00:32:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 00:32:32,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:32,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:32,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:32:32,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:32:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 53 states and 111 transitions. [2023-12-03 00:32:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 111 transitions. [2023-12-03 00:32:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:32:33,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:33,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:33,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:32:33,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 00:32:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 57 states and 125 transitions. [2023-12-03 00:32:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 125 transitions. [2023-12-03 00:32:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:32:35,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:35,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:35,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:32:35,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 00:32:36,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 59 states and 131 transitions. [2023-12-03 00:32:36,580 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2023-12-03 00:32:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:32:36,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:36,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:32:36,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 00:32:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 137 transitions. [2023-12-03 00:32:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 137 transitions. [2023-12-03 00:32:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:32:38,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:32:38,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-03 00:32:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:40,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 66 states and 151 transitions. [2023-12-03 00:32:40,906 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 151 transitions. [2023-12-03 00:32:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:32:40,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:40,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:40,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:32:40,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:41,270 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-03 00:32:42,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:42,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 69 states and 158 transitions. [2023-12-03 00:32:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 158 transitions. [2023-12-03 00:32:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:32:42,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:42,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:42,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 00:32:42,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-03 00:32:43,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:43,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 70 states and 160 transitions. [2023-12-03 00:32:43,129 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 160 transitions. [2023-12-03 00:32:43,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 00:32:43,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:43,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:43,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:32:43,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-03 00:32:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 74 states and 170 transitions. [2023-12-03 00:32:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 170 transitions. [2023-12-03 00:32:49,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:32:49,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:49,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:49,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:32:49,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:50,321 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-03 00:32:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 78 states and 188 transitions. [2023-12-03 00:32:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 188 transitions. [2023-12-03 00:32:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:32:53,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:53,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:32:53,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:53,610 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-03 00:32:54,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:54,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 80 states and 193 transitions. [2023-12-03 00:32:54,697 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 193 transitions. [2023-12-03 00:32:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:32:54,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:54,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:54,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 00:32:54,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-03 00:32:55,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:55,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 81 states and 194 transitions. [2023-12-03 00:32:55,592 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 194 transitions. [2023-12-03 00:32:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 00:32:55,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:55,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:55,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:32:55,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:55,653 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 00:32:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 83 states and 201 transitions. [2023-12-03 00:32:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 201 transitions. [2023-12-03 00:32:58,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 00:32:58,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:58,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:58,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:32:58,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:32:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-03 00:32:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 84 states and 202 transitions. [2023-12-03 00:32:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 202 transitions. [2023-12-03 00:32:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:32:58,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:58,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:58,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:32:58,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:33:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-12-03 00:33:30,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:33:30,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 88 states and 221 transitions. [2023-12-03 00:33:30,522 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 221 transitions. [2023-12-03 00:33:30,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:33:30,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:33:30,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:33:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:33:30,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:33:30,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:33:31,493 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-12-03 00:33:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:33:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 90 states and 225 transitions. [2023-12-03 00:33:32,161 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 225 transitions. [2023-12-03 00:33:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:33:32,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:33:32,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:33:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:33:32,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:33:32,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:33:38,064 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 00:33:43,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:33:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 94 states and 242 transitions. [2023-12-03 00:33:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 242 transitions. [2023-12-03 00:33:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:33:43,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:33:43,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:33:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:33:43,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 00:33:43,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 23 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 00:34:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 101 states and 258 transitions. [2023-12-03 00:34:02,588 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 258 transitions. [2023-12-03 00:34:02,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:34:02,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:02,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:02,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:34:02,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 00:34:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 102 states and 260 transitions. [2023-12-03 00:34:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 260 transitions. [2023-12-03 00:34:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:34:12,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:12,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:12,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 00:34:12,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 23 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 00:34:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 105 states and 268 transitions. [2023-12-03 00:34:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 268 transitions. [2023-12-03 00:34:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:34:15,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:15,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:15,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:34:15,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:26,121 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 00:34:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 107 states and 271 transitions. [2023-12-03 00:34:26,956 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 271 transitions. [2023-12-03 00:34:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:34:26,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:26,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:27,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:34:27,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 00:34:49,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 108 states and 273 transitions. [2023-12-03 00:34:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 273 transitions. [2023-12-03 00:34:49,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:34:49,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:49,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:49,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:34:49,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 25 proven. 29 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 00:34:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:51,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 109 states and 274 transitions. [2023-12-03 00:34:51,105 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 274 transitions. [2023-12-03 00:34:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:34:51,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:51,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:51,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:34:51,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:34:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:34:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 113 states and 294 transitions. [2023-12-03 00:34:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 294 transitions. [2023-12-03 00:34:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:34:58,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:58,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:58,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:34:58,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:35:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 114 states and 296 transitions. [2023-12-03 00:35:01,967 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 296 transitions. [2023-12-03 00:35:01,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:35:01,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:01,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:02,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:02,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:35:02,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:35:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 116 states and 301 transitions. [2023-12-03 00:35:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 301 transitions. [2023-12-03 00:35:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:35:05,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:05,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:05,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:35:05,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 41 proven. 22 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 00:35:08,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:08,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 117 states and 302 transitions. [2023-12-03 00:35:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 302 transitions. [2023-12-03 00:35:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:35:08,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:08,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:08,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:35:08,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-03 00:35:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 119 states and 310 transitions. [2023-12-03 00:35:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 310 transitions. [2023-12-03 00:35:12,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:35:12,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:12,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:12,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:35:12,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-03 00:35:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:14,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 120 states and 311 transitions. [2023-12-03 00:35:14,376 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 311 transitions. [2023-12-03 00:35:14,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:35:14,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:14,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:14,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:35:14,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-03 00:35:15,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:35:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 121 states and 312 transitions. [2023-12-03 00:35:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 312 transitions. [2023-12-03 00:35:15,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 00:35:15,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:35:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:35:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:35:15,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:35:15,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:35:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-12-03 00:36:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 125 states and 328 transitions. [2023-12-03 00:36:05,543 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 328 transitions. [2023-12-03 00:36:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 00:36:05,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:05,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:05,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:36:05,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:36:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-12-03 00:36:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 127 states and 337 transitions. [2023-12-03 00:36:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 337 transitions. [2023-12-03 00:36:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:36:27,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:27,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:27,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:36:27,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:36:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 52 proven. 31 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-12-03 00:37:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:12,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 131 states and 353 transitions. [2023-12-03 00:37:12,141 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 353 transitions. [2023-12-03 00:37:12,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:37:12,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:12,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:12,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:37:12,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:37:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 55 proven. 28 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-12-03 00:37:46,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:46,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 134 states and 362 transitions. [2023-12-03 00:37:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 362 transitions. [2023-12-03 00:37:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:37:46,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:46,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:47,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:37:47,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:37:58,339 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 49 proven. 34 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-12-03 00:38:00,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:38:00,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 135 states and 363 transitions. [2023-12-03 00:38:00,330 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 363 transitions. [2023-12-03 00:38:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:38:00,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:38:00,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:38:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:38:00,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:38:00,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:38:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 49 proven. 34 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-12-03 00:38:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:38:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 136 states and 365 transitions. [2023-12-03 00:38:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 365 transitions. [2023-12-03 00:38:10,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:38:10,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:38:10,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:38:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:38:10,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 00:38:10,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:38:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 49 proven. 34 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-12-03 00:38:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:38:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 137 states and 367 transitions. [2023-12-03 00:38:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 367 transitions. [2023-12-03 00:38:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:38:27,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:38:27,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:38:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:38:27,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:38:27,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:38:35,995 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 39 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-12-03 00:38:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:38:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 141 states and 389 transitions. [2023-12-03 00:38:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 389 transitions. [2023-12-03 00:38:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:38:45,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:38:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:38:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:38:46,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:38:46,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 39 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-12-03 00:39:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 143 states and 394 transitions. [2023-12-03 00:39:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 394 transitions. [2023-12-03 00:39:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:39:04,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:04,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:04,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:39:04,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 39 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-12-03 00:39:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:32,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 144 states and 396 transitions. [2023-12-03 00:39:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 396 transitions. [2023-12-03 00:39:32,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:39:32,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:32,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:32,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:39:32,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 39 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-12-03 00:39:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 145 states and 398 transitions. [2023-12-03 00:39:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 398 transitions. [2023-12-03 00:39:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 00:39:37,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:37,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:37,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 00:39:37,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:40,027 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 56 proven. 39 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2023-12-03 00:39:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 146 states and 399 transitions. [2023-12-03 00:39:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 399 transitions. [2023-12-03 00:39:41,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:39:41,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:41,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:41,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:39:41,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 93 proven. 5 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-12-03 00:39:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 148 states and 408 transitions. [2023-12-03 00:39:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 408 transitions. [2023-12-03 00:39:49,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:39:49,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:49,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:49,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:39:49,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 93 proven. 5 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-12-03 00:39:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 149 states and 409 transitions. [2023-12-03 00:39:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 409 transitions. [2023-12-03 00:39:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:39:53,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:53,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:53,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:39:53,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 93 proven. 5 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-12-03 00:39:54,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 150 states and 410 transitions. [2023-12-03 00:39:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 410 transitions. [2023-12-03 00:39:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:39:54,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:54,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:54,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:39:54,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:39:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 93 proven. 5 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2023-12-03 00:39:56,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:39:56,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 151 states and 411 transitions. [2023-12-03 00:39:56,681 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 411 transitions. [2023-12-03 00:39:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 00:39:56,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:39:56,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:39:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:39:56,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:39:56,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:40:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 65 proven. 43 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2023-12-03 00:40:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:40:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 155 states and 428 transitions. [2023-12-03 00:40:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 428 transitions. [2023-12-03 00:40:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 00:40:25,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:40:25,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:40:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:40:26,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:40:26,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:40:40,502 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 82 proven. 56 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2023-12-03 00:41:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:41:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 157 states and 438 transitions. [2023-12-03 00:41:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 438 transitions. [2023-12-03 00:41:04,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:41:04,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:41:04,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:41:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:41:04,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:41:04,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:41:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 73 proven. 76 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2023-12-03 00:42:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:42:16,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 172 states and 486 transitions. [2023-12-03 00:42:16,170 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 486 transitions. [2023-12-03 00:42:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:42:16,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:42:16,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:42:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:42:16,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:42:16,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:42:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 90 proven. 87 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2023-12-03 00:44:18,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:44:18,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 188 states and 553 transitions. [2023-12-03 00:44:18,078 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 553 transitions. [2023-12-03 00:44:18,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:44:18,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:44:18,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:44:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:44:18,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:44:18,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:44:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 46 proven. 71 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2023-12-03 00:45:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 192 states and 569 transitions. [2023-12-03 00:45:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 569 transitions. [2023-12-03 00:45:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:45:06,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:06,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:07,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:45:07,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:45:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 44 proven. 72 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-12-03 00:45:44,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:44,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 195 states and 576 transitions. [2023-12-03 00:45:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 576 transitions. [2023-12-03 00:45:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:45:44,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:44,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:44,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 00:45:44,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:46:32,355 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 66 proven. 84 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-12-03 00:46:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:46:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 196 states and 578 transitions. [2023-12-03 00:46:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 578 transitions. [2023-12-03 00:46:36,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:46:36,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:46:36,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:46:36,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:46:36,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 00:46:36,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:46:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 46 proven. 71 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2023-12-03 00:47:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:47:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 197 states and 580 transitions. [2023-12-03 00:47:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 580 transitions. [2023-12-03 00:47:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 00:47:06,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:47:06,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:47:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:47:06,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-03 00:47:06,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:47:20,931 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 73 proven. 76 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked.