./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/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 0bd5c2784fe43830be309c722c3fa9fc4d3ef116c17a8343acb2a2dfbcf830c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:44,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:44,825 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:44,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:44,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:44,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:44,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:44,874 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:44,875 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:44,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:44,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:44,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:44,882 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:44,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:44,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:44,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:44,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:44,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:44,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:44,887 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:44,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:44,888 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:44,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:44,890 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:44,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:44,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:44,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:44,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:44,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:44,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:44,895 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:44,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:44,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:44,896 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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bd5c2784fe43830be309c722c3fa9fc4d3ef116c17a8343acb2a2dfbcf830c0 [2023-11-19 03:34:45,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:45,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:45,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:45,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:45,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:45,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.c [2023-11-19 03:34:48,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:48,658 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:48,659 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.c [2023-11-19 03:34:48,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/data/514813b33/8887d918ae304eeb8fa514bd5b9fb6a9/FLAG5050ba0b1 [2023-11-19 03:34:48,685 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/data/514813b33/8887d918ae304eeb8fa514bd5b9fb6a9 [2023-11-19 03:34:48,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:48,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:48,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:48,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:48,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:48,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:48" (1/1) ... [2023-11-19 03:34:48,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a72d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:48, skipping insertion in model container [2023-11-19 03:34:48,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:48" (1/1) ... [2023-11-19 03:34:48,725 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:48,926 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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.c[573,586] [2023-11-19 03:34:48,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:48,963 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:48,978 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_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/sv-benchmarks/c/nla-digbench-scaling/mannadiv_unwindbound100.c[573,586] [2023-11-19 03:34:48,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:49,012 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:49,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49 WrapperNode [2023-11-19 03:34:49,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:49,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:49,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:49,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:49,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,054 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2023-11-19 03:34:49,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:49,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:49,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:49,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:49,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,096 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:49,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:49,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:49,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:49,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:49,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:49,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:49,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3471e9e-dc47-49a4-bd9a-481c3bc53b57/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:34:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:34:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:34:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:34:49,276 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:49,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:49,474 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:49,521 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:49,521 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:34:49,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:49 BoogieIcfgContainer [2023-11-19 03:34:49,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:49,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:49,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:49,540 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:49,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:49" (1/1) ... [2023-11-19 03:34:49,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:49,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-19 03:34:49,612 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-19 03:34:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:34:49,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:49,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:34:49,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:49,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:49,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-19 03:34:49,894 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-19 03:34:49,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:49,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:49,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:34:49,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:50,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-19 03:34:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-19 03:34:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:34:50,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:50,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:50,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:34:50,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-19 03:34:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-19 03:34:50,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:34:50,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:50,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:50,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:50,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:50,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:50,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-11-19 03:34:50,946 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-11-19 03:34:50,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:34:50,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:50,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:50,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:51,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:51,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:51,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2023-11-19 03:34:51,796 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2023-11-19 03:34:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:34:51,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:51,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:51,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:51,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:52,142 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 70 transitions. [2023-11-19 03:34:52,969 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 70 transitions. [2023-11-19 03:34:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:34:52,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:53,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:53,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 72 transitions. [2023-11-19 03:34:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-19 03:34:53,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:34:53,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:53,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:34:53,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:34:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:54,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2023-11-19 03:34:54,666 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-11-19 03:34:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:54,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:54,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:34:54,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:55,174 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:34:57,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 47 states and 94 transitions. [2023-11-19 03:34:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 94 transitions. [2023-11-19 03:34:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:57,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:34:57,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:57,224 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 51 states and 110 transitions. [2023-11-19 03:34:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 110 transitions. [2023-11-19 03:34:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:34:58,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:58,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:34:58,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:34:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:35:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 55 states and 114 transitions. [2023-11-19 03:35:00,498 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 114 transitions. [2023-11-19 03:35:00,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:35:00,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:00,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:00,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:00,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:35:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:01,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 57 states and 116 transitions. [2023-11-19 03:35:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2023-11-19 03:35:01,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:35:01,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:01,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:01,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:35:01,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:02,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 61 states and 131 transitions. [2023-11-19 03:35:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 131 transitions. [2023-11-19 03:35:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:02,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:02,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:02,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:02,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:03,777 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:35:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:06,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 65 states and 148 transitions. [2023-11-19 03:35:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 148 transitions. [2023-11-19 03:35:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:06,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:06,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:06,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:35:09,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:09,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 67 states and 150 transitions. [2023-11-19 03:35:09,395 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 150 transitions. [2023-11-19 03:35:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:09,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:09,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:09,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 71 states and 170 transitions. [2023-11-19 03:35:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 170 transitions. [2023-11-19 03:35:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:11,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:11,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:11,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:35:11,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:12,321 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:35:13,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 73 states and 172 transitions. [2023-11-19 03:35:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 172 transitions. [2023-11-19 03:35:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:13,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:13,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:13,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:35:13,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:14,754 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:35:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 75 states and 174 transitions. [2023-11-19 03:35:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 174 transitions. [2023-11-19 03:35:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:16,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:16,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:16,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:16,573 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 79 states and 191 transitions. [2023-11-19 03:35:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 191 transitions. [2023-11-19 03:35:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:35:18,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:18,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:18,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:35:18,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 79 states and 190 transitions. [2023-11-19 03:35:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 190 transitions. [2023-11-19 03:35:18,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:18,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:18,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:18,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:35:18,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:20,076 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:35:24,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 83 states and 211 transitions. [2023-11-19 03:35:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 211 transitions. [2023-11-19 03:35:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:24,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:24,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:24,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:24,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:35:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:28,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 85 states and 213 transitions. [2023-11-19 03:35:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 213 transitions. [2023-11-19 03:35:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:28,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:28,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:28,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:28,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:28,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:35:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 87 states and 215 transitions. [2023-11-19 03:35:32,036 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 215 transitions. [2023-11-19 03:35:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:32,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:32,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:32,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:35:32,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:35:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 89 states and 217 transitions. [2023-11-19 03:35:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 217 transitions. [2023-11-19 03:35:35,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:35,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:35,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:35,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:35,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 93 states and 241 transitions. [2023-11-19 03:35:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 241 transitions. [2023-11-19 03:35:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:38,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:38,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:38,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:35:38,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:35:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 95 states and 243 transitions. [2023-11-19 03:35:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 243 transitions. [2023-11-19 03:35:41,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:35:41,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:41,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:41,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:35:41,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:35:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.