./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63cd3e528fa28694be9f2ecbe948122395c3f48db5408253e949dc50f2a74038 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:35,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:35,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:03:35,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:35,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:35,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:35,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:35,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:35,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:35,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:35,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:35,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:35,301 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:35,302 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:35,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:35,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:35,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:35,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:35,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:35,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:35,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:35,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:35,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:35,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:35,309 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:35,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:35,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:35,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:35,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:35,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:35,312 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:35,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:35,313 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:35,313 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_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63cd3e528fa28694be9f2ecbe948122395c3f48db5408253e949dc50f2a74038 [2023-11-19 04:03:35,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:35,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:35,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:35,652 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:35,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:35,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c [2023-11-19 04:03:38,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:39,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:39,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c [2023-11-19 04:03:39,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/data/92cba365b/3bd4fbf82dcf437990daf1ea5e00cb3e/FLAG26a128cae [2023-11-19 04:03:39,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/data/92cba365b/3bd4fbf82dcf437990daf1ea5e00cb3e [2023-11-19 04:03:39,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:39,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:39,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:39,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:39,135 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:39,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123cd215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39, skipping insertion in model container [2023-11-19 04:03:39,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:39,377 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_8813586d-77d4-411d-98a0-94322cf1264a/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c[526,539] [2023-11-19 04:03:39,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:39,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:39,444 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_8813586d-77d4-411d-98a0-94322cf1264a/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound50.c[526,539] [2023-11-19 04:03:39,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:39,481 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:39,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39 WrapperNode [2023-11-19 04:03:39,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:39,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:39,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:39,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:39,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,533 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-11-19 04:03:39,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:39,534 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:39,534 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:39,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:39,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:39,567 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:39,567 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:39,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:39,568 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:39,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:39,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:39,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8813586d-77d4-411d-98a0-94322cf1264a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:39,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:39,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:39,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:03:39,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:03:39,729 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:39,732 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:39,900 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:39,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:39,960 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:03:39,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:39 BoogieIcfgContainer [2023-11-19 04:03:39,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:39,968 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:39,968 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:39,979 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:39,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:39" (1/1) ... [2023-11-19 04:03:39,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:40,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-11-19 04:03:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-11-19 04:03:40,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:40,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2023-11-19 04:03:40,454 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-11-19 04:03:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:40,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2023-11-19 04:03:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-11-19 04:03:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:40,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:40,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 49 transitions. [2023-11-19 04:03:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-11-19 04:03:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:41,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:41,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:03:41,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 54 transitions. [2023-11-19 04:03:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2023-11-19 04:03:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:03:41,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:41,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:03:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 63 transitions. [2023-11-19 04:03:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2023-11-19 04:03:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:03:41,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 04:03:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 71 transitions. [2023-11-19 04:03:42,605 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2023-11-19 04:03:42,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:03:42,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 04:03:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 45 states and 80 transitions. [2023-11-19 04:03:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2023-11-19 04:03:42,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:03:42,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:42,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-19 04:03:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 81 transitions. [2023-11-19 04:03:43,026 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2023-11-19 04:03:43,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:03:43,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:43,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 04:03:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 86 transitions. [2023-11-19 04:03:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2023-11-19 04:03:43,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:03:43,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 04:03:43,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-19 04:03:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 49 states and 85 transitions. [2023-11-19 04:03:44,047 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2023-11-19 04:03:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:44,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:03:44,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:44,215 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 04:03:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 53 states and 96 transitions. [2023-11-19 04:03:44,303 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 96 transitions. [2023-11-19 04:03:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:44,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:03:44,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 33 proven. 17 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-19 04:03:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 57 states and 104 transitions. [2023-11-19 04:03:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2023-11-19 04:03:45,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:03:45,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:45,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:45,624 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 04:03:45,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:45,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 58 states and 107 transitions. [2023-11-19 04:03:45,910 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2023-11-19 04:03:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:45,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:45,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 04:03:45,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-19 04:03:47,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 64 states and 124 transitions. [2023-11-19 04:03:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 124 transitions. [2023-11-19 04:03:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:03:47,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,194 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 04:03:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 128 transitions. [2023-11-19 04:03:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2023-11-19 04:03:47,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:03:47,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,565 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-19 04:03:47,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 66 states and 127 transitions. [2023-11-19 04:03:47,851 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2023-11-19 04:03:47,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:03:47,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:47,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:03:47,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2023-11-19 04:03:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 68 states and 134 transitions. [2023-11-19 04:03:48,523 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2023-11-19 04:03:48,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:03:48,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 04:03:48,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 51 proven. 26 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-19 04:03:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 77 states and 151 transitions. [2023-11-19 04:03:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2023-11-19 04:03:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:03:50,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:03:50,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:03:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 82 states and 161 transitions. [2023-11-19 04:03:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2023-11-19 04:03:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:03:51,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:03:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 82 states and 160 transitions. [2023-11-19 04:03:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2023-11-19 04:03:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 04:03:52,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:52,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:52,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:52,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:52,776 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:03:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 85 states and 171 transitions. [2023-11-19 04:03:53,475 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 171 transitions. [2023-11-19 04:03:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 04:03:53,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:03:53,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:53,975 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 22 proven. 17 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 04:03:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 91 states and 190 transitions. [2023-11-19 04:03:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 190 transitions. [2023-11-19 04:03:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:03:55,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:03:55,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 04:03:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:55,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 93 states and 194 transitions. [2023-11-19 04:03:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 194 transitions. [2023-11-19 04:03:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:03:55,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:55,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:55,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:55,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2023-11-19 04:03:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 93 states and 193 transitions. [2023-11-19 04:03:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 193 transitions. [2023-11-19 04:03:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 04:03:56,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:56,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-19 04:03:56,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:56,871 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 26 proven. 23 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-19 04:03:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:58,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 103 states and 219 transitions. [2023-11-19 04:03:58,432 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 219 transitions. [2023-11-19 04:03:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 04:03:58,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:58,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:58,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:03:58,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 28 proven. 46 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 04:04:00,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 108 states and 229 transitions. [2023-11-19 04:04:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 229 transitions. [2023-11-19 04:04:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 04:04:00,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:04:00,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 04:04:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 110 states and 233 transitions. [2023-11-19 04:04:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 233 transitions. [2023-11-19 04:04:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 04:04:00,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:04:00,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 45 proven. 47 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 04:04:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 112 states and 237 transitions. [2023-11-19 04:04:01,365 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 237 transitions. [2023-11-19 04:04:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 04:04:01,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-19 04:04:01,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 28 proven. 32 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 04:04:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 117 states and 255 transitions. [2023-11-19 04:04:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 255 transitions. [2023-11-19 04:04:03,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 04:04:03,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:03,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:03,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:04:03,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 54 proven. 45 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 04:04:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 118 states and 256 transitions. [2023-11-19 04:04:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 256 transitions. [2023-11-19 04:04:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 04:04:04,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:04,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:04,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-19 04:04:04,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 30 proven. 33 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 04:04:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 120 states and 261 transitions. [2023-11-19 04:04:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 261 transitions. [2023-11-19 04:04:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 04:04:04,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:04,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:04,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:04:04,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:04,851 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2023-11-19 04:04:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 120 states and 260 transitions. [2023-11-19 04:04:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 260 transitions. [2023-11-19 04:04:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 04:04:05,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:05,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:05,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 04:04:05,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 64 proven. 71 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-19 04:04:08,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 124 states and 267 transitions. [2023-11-19 04:04:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 267 transitions. [2023-11-19 04:04:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 04:04:08,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:08,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 04:04:08,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:08,806 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 32 proven. 27 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 04:04:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 124 states and 266 transitions. [2023-11-19 04:04:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 266 transitions. [2023-11-19 04:04:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 04:04:09,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 04:04:09,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 32 proven. 38 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 04:04:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 127 states and 279 transitions. [2023-11-19 04:04:11,609 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 279 transitions. [2023-11-19 04:04:11,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 04:04:11,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 04:04:11,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:12,226 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 31 proven. 84 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 04:04:12,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 128 states and 281 transitions. [2023-11-19 04:04:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 281 transitions. [2023-11-19 04:04:12,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 04:04:12,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:12,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:12,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:04:12,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 34 proven. 70 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 04:04:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 133 states and 291 transitions. [2023-11-19 04:04:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 291 transitions. [2023-11-19 04:04:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:04:14,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:14,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 04:04:14,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:15,146 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 51 proven. 71 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 04:04:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 135 states and 295 transitions. [2023-11-19 04:04:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 295 transitions. [2023-11-19 04:04:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:04:15,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:15,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:15,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-19 04:04:15,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:15,987 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 51 proven. 71 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 04:04:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 137 states and 299 transitions. [2023-11-19 04:04:16,464 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 299 transitions. [2023-11-19 04:04:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 04:04:16,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:16,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:16,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 49 conjunts are in the unsatisfiable core [2023-11-19 04:04:16,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:17,107 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 51 proven. 83 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-11-19 04:04:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 143 states and 318 transitions. [2023-11-19 04:04:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 318 transitions. [2023-11-19 04:04:19,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 04:04:19,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 04:04:19,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:19,444 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 36 proven. 53 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:04:19,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 145 states and 323 transitions. [2023-11-19 04:04:19,891 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 323 transitions. [2023-11-19 04:04:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 04:04:19,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:04:19,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2023-11-19 04:04:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 145 states and 322 transitions. [2023-11-19 04:04:20,567 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 322 transitions. [2023-11-19 04:04:20,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 04:04:20,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:20,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:20,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-19 04:04:20,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:22,328 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 106 proven. 74 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2023-11-19 04:04:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:25,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 150 states and 339 transitions. [2023-11-19 04:04:25,190 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 339 transitions. [2023-11-19 04:04:25,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 04:04:25,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:25,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:25,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-19 04:04:25,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 83 proven. 52 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked.