./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/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_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/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_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/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 93ad3f0e42b4c26a38d8e528f550b89aecdadec634fd1fe3b21f86af4528c655 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:26:19,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:26:19,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:26:19,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:26:19,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:26:19,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:26:19,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:26:19,112 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:26:19,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:26:19,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:26:19,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:26:19,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:26:19,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:26:19,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:26:19,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:26:19,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:26:19,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:26:19,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:26:19,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:26:19,119 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:26:19,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:26:19,120 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:26:19,121 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:26:19,121 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:26:19,122 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:26:19,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:26:19,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:26:19,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:26:19,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:26:19,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:26:19,125 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:26:19,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:26:19,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:26:19,126 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_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ad3f0e42b4c26a38d8e528f550b89aecdadec634fd1fe3b21f86af4528c655 [2023-12-03 03:26:19,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:26:19,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:26:19,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:26:19,394 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:26:19,394 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:26:19,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2023-12-03 03:26:22,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:26:22,352 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:26:22,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2023-12-03 03:26:22,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/data/f31a571ce/37688e2381fc4c27a9aa464f88a9ed2a/FLAG1e49b4729 [2023-12-03 03:26:22,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/data/f31a571ce/37688e2381fc4c27a9aa464f88a9ed2a [2023-12-03 03:26:22,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:26:22,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:26:22,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:26:22,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:26:22,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:26:22,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0cc0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22, skipping insertion in model container [2023-12-03 03:26:22,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,411 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:26:22,536 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_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c[576,589] [2023-12-03 03:26:22,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:26:22,564 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:26:22,579 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_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c[576,589] [2023-12-03 03:26:22,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:26:22,602 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:26:22,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22 WrapperNode [2023-12-03 03:26:22,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:26:22,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:26:22,605 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:26:22,605 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:26:22,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,636 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-12-03 03:26:22,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:26:22,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:26:22,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:26:22,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:26:22,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:26:22,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:26:22,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:26:22,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:26:22,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:26:22" (1/1) ... [2023-12-03 03:26:22,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:26:22,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:26:22,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:26:22,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e584f8f-47b8-48d5-81e9-1374c8f1df6e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:26:22,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:26:22,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:26:22,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:26:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:26:22,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:26:22,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:26:22,799 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:26:22,801 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:26:22,950 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:26:22,999 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:26:22,999 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:26:23,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:23 BoogieIcfgContainer [2023-12-03 03:26:23,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:26:23,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:26:23,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:26:23,015 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:26:23,015 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:26:23" (1/1) ... [2023-12-03 03:26:23,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:26:23,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-12-03 03:26:23,102 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-12-03 03:26:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:26:23,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:23,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:23,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:26:23,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:23,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-03 03:26:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-03 03:26:23,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:26:23,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:23,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:23,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:26:23,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:23,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-12-03 03:26:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 03:26:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:26:23,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:23,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:26:23,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:23,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:23,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-12-03 03:26:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-12-03 03:26:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:26:23,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:23,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:24,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:26:24,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:24,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:26:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2023-12-03 03:26:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2023-12-03 03:26:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:26:24,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:24,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:24,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:26:24,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:26:24,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:24,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2023-12-03 03:26:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2023-12-03 03:26:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:26:24,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:24,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:25,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:26:25,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:25,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:26:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2023-12-03 03:26:25,555 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2023-12-03 03:26:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:26:25,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:25,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:25,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:26:25,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:26:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 53 states and 124 transitions. [2023-12-03 03:26:27,129 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 124 transitions. [2023-12-03 03:26:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:26:27,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:27,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:27,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:26:27,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:26:27,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 57 states and 134 transitions. [2023-12-03 03:26:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 134 transitions. [2023-12-03 03:26:27,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:26:27,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:27,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:26:27,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:26:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 60 states and 151 transitions. [2023-12-03 03:26:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 151 transitions. [2023-12-03 03:26:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:26:28,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:28,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:28,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:28,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:26:28,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-03 03:26:29,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 64 states and 171 transitions. [2023-12-03 03:26:29,869 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 171 transitions. [2023-12-03 03:26:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:26:29,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:29,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:29,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:26:29,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:29,989 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 03:26:30,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:30,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 68 states and 178 transitions. [2023-12-03 03:26:30,646 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 178 transitions. [2023-12-03 03:26:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:26:30,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:30,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:30,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:26:30,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 03:26:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 75 states and 201 transitions. [2023-12-03 03:26:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 201 transitions. [2023-12-03 03:26:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:26:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:36,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:36,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:26:36,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 03:26:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:36,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 77 states and 202 transitions. [2023-12-03 03:26:36,569 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 202 transitions. [2023-12-03 03:26:36,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:26:36,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:36,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:36,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:26:36,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 03:26:46,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 89 states and 241 transitions. [2023-12-03 03:26:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 241 transitions. [2023-12-03 03:26:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:26:46,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:46,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:26:46,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 03:26:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:50,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 91 states and 243 transitions. [2023-12-03 03:26:50,010 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 243 transitions. [2023-12-03 03:26:50,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:26:50,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:50,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:50,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:26:50,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:50,470 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 03:26:50,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 92 states and 247 transitions. [2023-12-03 03:26:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 247 transitions. [2023-12-03 03:26:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:26:50,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:50,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:51,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:26:51,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:51,456 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-03 03:26:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:55,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 97 states and 268 transitions. [2023-12-03 03:26:55,524 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 268 transitions. [2023-12-03 03:26:55,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:26:55,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:55,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:55,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:26:55,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 03:26:57,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 101 states and 274 transitions. [2023-12-03 03:26:57,938 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 274 transitions. [2023-12-03 03:26:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:26:57,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:26:57,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:26:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:26:57,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:26:57,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:26:58,008 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-03 03:27:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 106 states and 286 transitions. [2023-12-03 03:27:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 286 transitions. [2023-12-03 03:27:01,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 03:27:01,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:01,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:01,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:27:01,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-03 03:27:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 110 states and 296 transitions. [2023-12-03 03:27:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 296 transitions. [2023-12-03 03:27:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:27:05,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:05,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:27:05,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-03 03:27:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 116 states and 317 transitions. [2023-12-03 03:27:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 317 transitions. [2023-12-03 03:27:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:27:18,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:18,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:18,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:27:18,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-12-03 03:27:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 119 states and 324 transitions. [2023-12-03 03:27:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 324 transitions. [2023-12-03 03:27:20,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:27:20,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:20,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:20,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:27:20,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 03:27:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 130 states and 415 transitions. [2023-12-03 03:27:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 415 transitions. [2023-12-03 03:27:37,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:27:37,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:37,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:37,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:27:37,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-12-03 03:27:39,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:27:39,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 132 states and 416 transitions. [2023-12-03 03:27:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 416 transitions. [2023-12-03 03:27:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:27:39,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:27:39,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:27:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:27:39,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:27:39,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:27:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 31 proven. 26 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 03:28:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 145 states and 468 transitions. [2023-12-03 03:28:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 468 transitions. [2023-12-03 03:28:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:28:02,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:02,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:02,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:28:02,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:03,151 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 31 proven. 26 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 03:28:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:09,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 147 states and 470 transitions. [2023-12-03 03:28:09,133 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 470 transitions. [2023-12-03 03:28:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:28:09,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:09,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:09,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:28:09,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 31 proven. 26 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 03:28:10,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:10,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 148 states and 476 transitions. [2023-12-03 03:28:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 476 transitions. [2023-12-03 03:28:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:28:10,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:10,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:10,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:28:10,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:11,693 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 31 proven. 26 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 03:28:22,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 154 states and 486 transitions. [2023-12-03 03:28:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 486 transitions. [2023-12-03 03:28:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:28:22,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:22,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:22,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:28:22,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:22,864 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 31 proven. 30 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-03 03:28:27,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 159 states and 515 transitions. [2023-12-03 03:28:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 515 transitions. [2023-12-03 03:28:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 03:28:27,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:27,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:27,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:28:27,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:28,305 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 22 proven. 140 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-12-03 03:28:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 167 states and 593 transitions. [2023-12-03 03:28:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 593 transitions. [2023-12-03 03:28:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 03:28:39,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:39,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:39,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:28:39,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:39,100 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 24 proven. 28 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2023-12-03 03:28:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 172 states and 610 transitions. [2023-12-03 03:28:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 610 transitions. [2023-12-03 03:28:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:28:45,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:45,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:45,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:45,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:28:45,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-12-03 03:28:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 173 states and 612 transitions. [2023-12-03 03:28:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 612 transitions. [2023-12-03 03:28:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 03:28:48,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:48,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:28:48,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-12-03 03:28:56,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:28:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 177 states and 625 transitions. [2023-12-03 03:28:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 625 transitions. [2023-12-03 03:28:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:28:56,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:28:56,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:28:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:28:56,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:28:56,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:28:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 27 proven. 191 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 03:29:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 186 states and 725 transitions. [2023-12-03 03:29:18,162 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 725 transitions. [2023-12-03 03:29:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:29:18,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:18,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:18,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:29:18,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 27 proven. 191 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 03:29:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 187 states and 727 transitions. [2023-12-03 03:29:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 727 transitions. [2023-12-03 03:29:20,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:29:20,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:20,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:21,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:29:21,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 27 proven. 191 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 03:29:22,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 187 states and 725 transitions. [2023-12-03 03:29:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 725 transitions. [2023-12-03 03:29:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 03:29:22,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:22,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:29:22,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 62 proven. 4 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2023-12-03 03:29:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 189 states and 726 transitions. [2023-12-03 03:29:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 726 transitions. [2023-12-03 03:29:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 03:29:25,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:25,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:25,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:29:25,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:25,546 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2023-12-03 03:29:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 189 states and 725 transitions. [2023-12-03 03:29:28,170 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 725 transitions. [2023-12-03 03:29:28,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 03:29:28,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:28,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:28,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:29:28,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 26 proven. 270 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-03 03:29:48,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:48,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 196 states and 752 transitions. [2023-12-03 03:29:48,821 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 752 transitions. [2023-12-03 03:29:48,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 03:29:48,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:48,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:48,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:29:48,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:48,882 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 64 proven. 7 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-12-03 03:29:51,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:51,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 198 states and 753 transitions. [2023-12-03 03:29:51,460 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 753 transitions. [2023-12-03 03:29:51,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:29:51,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:51,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:51,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:29:51,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 39 proven. 52 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:30:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 211 states and 818 transitions. [2023-12-03 03:30:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 818 transitions. [2023-12-03 03:30:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:30:20,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:20,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:20,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:30:20,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:21,069 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 39 proven. 52 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:30:38,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 218 states and 837 transitions. [2023-12-03 03:30:38,732 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 837 transitions. [2023-12-03 03:30:38,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:30:38,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:38,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:38,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:30:38,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 39 proven. 61 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:30:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 223 states and 879 transitions. [2023-12-03 03:30:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 879 transitions. [2023-12-03 03:30:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:30:44,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:44,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:30:44,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 39 proven. 52 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:31:04,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 229 states and 894 transitions. [2023-12-03 03:31:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 894 transitions. [2023-12-03 03:31:04,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:31:04,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:04,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:04,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:04,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:31:04,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 39 proven. 52 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 03:31:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 231 states and 896 transitions. [2023-12-03 03:31:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 896 transitions. [2023-12-03 03:31:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:31:14,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:14,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:14,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:31:14,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:15,875 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 336 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:31:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 242 states and 1028 transitions. [2023-12-03 03:31:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1028 transitions. [2023-12-03 03:31:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:31:46,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:46,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:46,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:31:46,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:46,321 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 73 proven. 7 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-03 03:31:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 244 states and 1029 transitions. [2023-12-03 03:31:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 1029 transitions. [2023-12-03 03:31:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:31:49,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:49,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:31:49,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 30 proven. 318 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-12-03 03:31:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 248 states and 1033 transitions. [2023-12-03 03:31:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 1033 transitions. [2023-12-03 03:31:57,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 03:31:57,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:57,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:57,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:31:57,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 32 proven. 40 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2023-12-03 03:32:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:06,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 253 states and 1055 transitions. [2023-12-03 03:32:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 1055 transitions. [2023-12-03 03:32:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:32:06,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:06,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:06,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:32:06,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:32:51,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 265 states and 1122 transitions. [2023-12-03 03:32:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 1122 transitions. [2023-12-03 03:32:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:32:51,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:51,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:51,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:32:51,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:32:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:58,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 267 states and 1125 transitions. [2023-12-03 03:32:58,894 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 1125 transitions. [2023-12-03 03:32:58,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:32:58,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:58,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:58,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:32:58,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:33:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 268 states and 1136 transitions. [2023-12-03 03:33:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1136 transitions. [2023-12-03 03:33:02,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:33:02,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:02,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:02,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:33:02,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:03,393 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:33:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 271 states and 1139 transitions. [2023-12-03 03:33:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 1139 transitions. [2023-12-03 03:33:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:33:10,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:10,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:33:10,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:33:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:30,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 278 states and 1156 transitions. [2023-12-03 03:33:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 1156 transitions. [2023-12-03 03:33:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:33:30,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:30,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:30,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:33:30,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:33:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:48,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 284 states and 1166 transitions. [2023-12-03 03:33:48,409 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 1166 transitions. [2023-12-03 03:33:48,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:33:48,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:48,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:48,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:33:48,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:49,803 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 41 proven. 63 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-03 03:34:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 290 states and 1176 transitions. [2023-12-03 03:34:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 1176 transitions. [2023-12-03 03:34:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 03:34:06,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:06,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:06,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:34:06,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 52 proven. 19 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:34:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 294 states and 1193 transitions. [2023-12-03 03:34:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1193 transitions. [2023-12-03 03:34:22,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:34:22,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:22,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:22,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:34:22,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:28,069 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 102 proven. 18 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-12-03 03:34:59,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 306 states and 1240 transitions. [2023-12-03 03:34:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 1240 transitions. [2023-12-03 03:34:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:34:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:59,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:59,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:34:59,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 102 proven. 18 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-12-03 03:35:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:03,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 310 states and 1253 transitions. [2023-12-03 03:35:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1253 transitions. [2023-12-03 03:35:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:03,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:35:03,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 102 proven. 18 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-12-03 03:35:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 313 states and 1257 transitions. [2023-12-03 03:35:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1257 transitions. [2023-12-03 03:35:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:05,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:05,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:05,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:35:05,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 102 proven. 18 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-12-03 03:35:19,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 316 states and 1262 transitions. [2023-12-03 03:35:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1262 transitions. [2023-12-03 03:35:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:19,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:19,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:35:19,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:19,311 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 102 proven. 18 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-12-03 03:35:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 318 states and 1264 transitions. [2023-12-03 03:35:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1264 transitions. [2023-12-03 03:35:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:26,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:26,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:26,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:26,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 35 proven. 383 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 03:35:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 323 states and 1282 transitions. [2023-12-03 03:35:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1282 transitions. [2023-12-03 03:35:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:44,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:44,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:44,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:44,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 35 proven. 383 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 03:35:56,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:56,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 324 states and 1286 transitions. [2023-12-03 03:35:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1286 transitions. [2023-12-03 03:35:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:35:56,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:56,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:57,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:57,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 35 proven. 383 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 03:36:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 324 states and 1284 transitions. [2023-12-03 03:36:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1284 transitions. [2023-12-03 03:36:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:36:00,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:00,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:00,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:36:00,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 35 proven. 383 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 03:36:03,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 324 states and 1282 transitions. [2023-12-03 03:36:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1282 transitions. [2023-12-03 03:36:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-03 03:36:03,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:03,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:03,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:36:03,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 86 proven. 4 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2023-12-03 03:36:08,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:08,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 326 states and 1283 transitions. [2023-12-03 03:36:08,500 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1283 transitions. [2023-12-03 03:36:08,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 03:36:08,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:08,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:08,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:36:08,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 15 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2023-12-03 03:36:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 326 states and 1282 transitions. [2023-12-03 03:36:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1282 transitions. [2023-12-03 03:36:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:36:13,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:13,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:13,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:36:13,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 34 proven. 500 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-03 03:36:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 327 states and 1283 transitions. [2023-12-03 03:36:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1283 transitions. [2023-12-03 03:36:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:36:21,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:21,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:21,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:36:21,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 56 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:36:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 336 states and 1334 transitions. [2023-12-03 03:36:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1334 transitions. [2023-12-03 03:36:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:36:45,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:45,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:45,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:36:45,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 56 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:36:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 340 states and 1350 transitions. [2023-12-03 03:36:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1350 transitions. [2023-12-03 03:36:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:36:53,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:53,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:53,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:36:53,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 56 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:37:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:06,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 345 states and 1354 transitions. [2023-12-03 03:37:06,822 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1354 transitions. [2023-12-03 03:37:06,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:37:06,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:06,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:06,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:37:06,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 56 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:37:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 348 states and 1358 transitions. [2023-12-03 03:37:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1358 transitions. [2023-12-03 03:37:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:37:13,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:13,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:37:13,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 56 proven. 24 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-12-03 03:37:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:19,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 351 states and 1362 transitions. [2023-12-03 03:37:19,148 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1362 transitions. [2023-12-03 03:37:19,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:37:19,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:19,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:19,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:37:19,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:23,266 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:38:07,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:07,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 364 states and 1438 transitions. [2023-12-03 03:38:07,488 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 1438 transitions. [2023-12-03 03:38:07,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:38:07,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:07,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:07,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:38:07,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:38:18,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:18,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 365 states and 1449 transitions. [2023-12-03 03:38:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 1449 transitions. [2023-12-03 03:38:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:38:18,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:18,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:18,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:38:18,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:38:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:41,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 371 states and 1464 transitions. [2023-12-03 03:38:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1464 transitions. [2023-12-03 03:38:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:38:41,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:41,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:41,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:38:41,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 47 proven. 100 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:38:53,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 376 states and 1514 transitions. [2023-12-03 03:38:53,422 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1514 transitions. [2023-12-03 03:38:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:38:53,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:53,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:53,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:38:53,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:55,003 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:39:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:03,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 378 states and 1516 transitions. [2023-12-03 03:39:03,155 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1516 transitions. [2023-12-03 03:39:03,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:39:03,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:03,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:39:03,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:39:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 380 states and 1518 transitions. [2023-12-03 03:39:17,337 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1518 transitions. [2023-12-03 03:39:17,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:39:17,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:17,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:17,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:39:17,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:39:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:44,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 386 states and 1528 transitions. [2023-12-03 03:39:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1528 transitions. [2023-12-03 03:39:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-03 03:39:44,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:44,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:44,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 03:39:44,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:45,540 INFO L134 CoverageAnalysis]: Checked inductivity of 694 backedges. 47 proven. 86 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-03 03:40:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 392 states and 1538 transitions. [2023-12-03 03:40:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 1538 transitions. [2023-12-03 03:40:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 03:40:11,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:11,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:11,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:40:11,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 36 proven. 580 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-12-03 03:41:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 403 states and 1710 transitions. [2023-12-03 03:41:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1710 transitions. [2023-12-03 03:41:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 03:41:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:03,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:41:03,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 96 proven. 7 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked.