./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk --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 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:37,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:37,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:45:37,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:45:37,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:45:37,346 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:37,347 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:37,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:37,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:37,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:37,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:37,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:37,354 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:45:37,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:45:37,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:45:37,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:37,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:37,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:37,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:37,358 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:37,359 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:45:37,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:37,360 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:37,361 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:37,361 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:37,362 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:37,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:37,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:37,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:37,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:37,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:37,365 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:45:37,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:45:37,366 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_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e073a4c36b82f2b6062e496bb836cd3d16667ec7228f4ab2b6689e74fa81265 [2024-11-08 23:45:37,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:37,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:37,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:37,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:37,802 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:37,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i Unable to find full path for "g++" [2024-11-08 23:45:39,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:40,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:40,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i [2024-11-08 23:45:40,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/data/29898346f/881161457d954136afef3e7e2ff31f4b/FLAG19d416ff7 [2024-11-08 23:45:40,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/data/29898346f/881161457d954136afef3e7e2ff31f4b [2024-11-08 23:45:40,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:40,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:40,420 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:40,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:40,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:40,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67845930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40, skipping insertion in model container [2024-11-08 23:45:40,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:40,642 WARN L250 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_009e53e6-72de-41ac-bfaf-0baad365a55c/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2024-11-08 23:45:40,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:40,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:40,696 WARN L250 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_009e53e6-72de-41ac-bfaf-0baad365a55c/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound20.i[950,963] [2024-11-08 23:45:40,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:40,728 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:40,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40 WrapperNode [2024-11-08 23:45:40,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:40,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:40,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:40,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:40,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,766 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-11-08 23:45:40,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:40,768 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:40,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:40,770 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:40,779 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:40,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:40,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:40,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:40,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:40" (1/1) ... [2024-11-08 23:45:40,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:40,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:40,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:40,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009e53e6-72de-41ac-bfaf-0baad365a55c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:45:40,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:45:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:45:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:45:40,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:45:40,961 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:40,964 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:41,139 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:41,139 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:41,192 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:41,192 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:45:41,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:41 BoogieIcfgContainer [2024-11-08 23:45:41,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:41,194 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:41,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:41,206 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:41,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:41" (1/1) ... [2024-11-08 23:45:41,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:41,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:41,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-08 23:45:41,277 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-08 23:45:41,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:45:41,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:41,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:41,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:41,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 23:45:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:45:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:45:41,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:41,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:41,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2024-11-08 23:45:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-08 23:45:41,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:45:41,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:41,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:42,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 37 transitions. [2024-11-08 23:45:42,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 23:45:42,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:45:42,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:42,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:42,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:42,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:42,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:45:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-08 23:45:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-08 23:45:43,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:45:43,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:43,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:43,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:43,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 58 transitions. [2024-11-08 23:45:43,752 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2024-11-08 23:45:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:45:43,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:43,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:43,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:44,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:44,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 66 transitions. [2024-11-08 23:45:44,448 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2024-11-08 23:45:44,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:45:44,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:44,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:44,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:45:44,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:45:45,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:45,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 68 transitions. [2024-11-08 23:45:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-08 23:45:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:45:45,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:45,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:45,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:45:45,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:45,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:45:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 74 transitions. [2024-11-08 23:45:46,119 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2024-11-08 23:45:46,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:45:46,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:46,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 74 transitions. [2024-11-08 23:45:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 23:45:47,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:45:47,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:47,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 48 states and 80 transitions. [2024-11-08 23:45:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2024-11-08 23:45:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:45:47,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:47,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:47,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:45:48,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 82 transitions. [2024-11-08 23:45:48,318 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2024-11-08 23:45:48,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:45:48,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:48,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:48,550 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 91 transitions. [2024-11-08 23:45:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2024-11-08 23:45:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:45:49,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:49,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:49,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:45:49,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 23:45:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:50,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 56 states and 97 transitions. [2024-11-08 23:45:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-11-08 23:45:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:45:50,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:50,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:54,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:54,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 63 states and 118 transitions. [2024-11-08 23:45:54,034 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2024-11-08 23:45:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:45:54,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:54,283 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 65 states and 127 transitions. [2024-11-08 23:45:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2024-11-08 23:45:54,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:45:54,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:54,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:54,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:45:54,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:54,881 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:45:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 67 states and 129 transitions. [2024-11-08 23:45:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2024-11-08 23:45:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:45:55,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:45:56,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:56,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 70 states and 140 transitions. [2024-11-08 23:45:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2024-11-08 23:45:56,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:45:56,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:56,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:56,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:45:56,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:56,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:45:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 73 states and 146 transitions. [2024-11-08 23:45:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 146 transitions. [2024-11-08 23:45:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:45:57,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:57,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:45:57,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:57,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:45:57,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:46:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 81 states and 182 transitions. [2024-11-08 23:46:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 182 transitions. [2024-11-08 23:46:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:08,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:46:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:08,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:46:08,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:46:22,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:22,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 93 states and 227 transitions. [2024-11-08 23:46:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 227 transitions. [2024-11-08 23:46:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:22,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:22,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:22,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:46:25,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 95 states and 234 transitions. [2024-11-08 23:46:25,393 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 234 transitions. [2024-11-08 23:46:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:25,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:25,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:46:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 97 states and 241 transitions. [2024-11-08 23:46:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 241 transitions. [2024-11-08 23:46:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:26,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:26,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:46:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:26,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:46:26,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:46:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 103 states and 261 transitions. [2024-11-08 23:46:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 261 transitions. [2024-11-08 23:46:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:43,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:43,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:46:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:43,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:46:43,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:46:50,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 106 states and 273 transitions. [2024-11-08 23:46:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 273 transitions. [2024-11-08 23:46:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:46:50,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:50,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:46:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:50,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:46:50,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:47:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:03,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 113 states and 301 transitions. [2024-11-08 23:47:03,786 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 301 transitions. [2024-11-08 23:47:03,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:47:03,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:03,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:47:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:03,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:47:03,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:47:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:35,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 116 states and 313 transitions. [2024-11-08 23:47:35,791 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 313 transitions. [2024-11-08 23:47:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:47:35,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:35,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:47:37,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 116 states and 312 transitions. [2024-11-08 23:47:37,668 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 312 transitions. [2024-11-08 23:47:37,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:47:37,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:37,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:38,347 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:47:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:39,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 118 states and 328 transitions. [2024-11-08 23:47:39,735 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 328 transitions. [2024-11-08 23:47:39,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:47:39,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:39,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:47:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:39,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:47:39,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:39,904 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:47:41,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 120 states and 330 transitions. [2024-11-08 23:47:41,225 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 330 transitions. [2024-11-08 23:47:41,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:47:41,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:41,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:42,208 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:47:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 123 states and 353 transitions. [2024-11-08 23:47:45,677 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 353 transitions. [2024-11-08 23:47:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:47:45,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:45,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:47:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:45,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:47:45,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:47:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 126 states and 359 transitions. [2024-11-08 23:47:48,299 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 359 transitions. [2024-11-08 23:47:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:47:48,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:48,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:48,397 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:47:51,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:51,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 128 states and 366 transitions. [2024-11-08 23:47:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 366 transitions. [2024-11-08 23:47:51,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:47:51,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:51,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:47:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:51,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:47:51,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:48:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 131 states and 378 transitions. [2024-11-08 23:48:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 378 transitions. [2024-11-08 23:48:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:48:06,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:06,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:48:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:07,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 23:48:07,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:48:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:26,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 137 states and 403 transitions. [2024-11-08 23:48:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 403 transitions. [2024-11-08 23:48:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:48:26,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:26,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:48:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:26,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:48:26,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:48:47,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 141 states and 422 transitions. [2024-11-08 23:48:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 422 transitions. [2024-11-08 23:48:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:48:47,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:47,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:48:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:48:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:47,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:48:47,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:59,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:50:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 142 states and 434 transitions. [2024-11-08 23:50:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 434 transitions. [2024-11-08 23:50:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:50:11,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:11,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:11,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:50:11,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:12,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:50:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:26,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 148 states and 455 transitions. [2024-11-08 23:50:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 455 transitions. [2024-11-08 23:50:26,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:50:26,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:26,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:26,968 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:50:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 150 states and 460 transitions. [2024-11-08 23:50:31,522 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 460 transitions. [2024-11-08 23:50:31,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:50:31,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:31,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:50:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:31,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:50:31,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:51:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 158 states and 488 transitions. [2024-11-08 23:51:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 488 transitions. [2024-11-08 23:51:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:51:13,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:13,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:14,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 23:51:14,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:51:36,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:36,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 160 states and 493 transitions. [2024-11-08 23:51:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 493 transitions. [2024-11-08 23:51:36,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:51:36,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:36,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:51:39,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 162 states and 520 transitions. [2024-11-08 23:51:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 520 transitions. [2024-11-08 23:51:39,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:51:39,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:39,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:39,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:51:39,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 23:51:41,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 164 states and 522 transitions. [2024-11-08 23:51:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 522 transitions. [2024-11-08 23:51:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:51:41,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:41,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:43,730 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:51:49,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 167 states and 549 transitions. [2024-11-08 23:51:49,534 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 549 transitions. [2024-11-08 23:51:49,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:51:49,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:49,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:49,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:49,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-08 23:51:53,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 170 states and 555 transitions. [2024-11-08 23:51:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 555 transitions. [2024-11-08 23:51:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:51:53,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:53,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:53,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:51:53,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:15,925 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:53:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 178 states and 599 transitions. [2024-11-08 23:53:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 599 transitions. [2024-11-08 23:53:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:53:17,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:17,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:53:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:17,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:53:17,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:29,613 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:53:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:53:48,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 182 states and 613 transitions. [2024-11-08 23:53:48,198 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 613 transitions. [2024-11-08 23:53:48,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:53:48,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:48,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:53:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:48,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 23:53:48,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:57:06,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:57:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 187 states and 638 transitions. [2024-11-08 23:57:58,101 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 638 transitions. [2024-11-08 23:57:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:57:58,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:58,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:57:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:57:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:58,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 23:57:58,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:08,563 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:58:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:58:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 192 states and 652 transitions. [2024-11-08 23:58:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 652 transitions. [2024-11-08 23:58:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:58:40,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:40,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:58:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:59:03,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 194 states and 666 transitions. [2024-11-08 23:59:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 666 transitions. [2024-11-08 23:59:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:59:03,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:03,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:03,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:59:03,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-08 23:59:31,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 197 states and 676 transitions. [2024-11-08 23:59:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 676 transitions. [2024-11-08 23:59:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:59:31,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:31,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:59:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:59:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:31,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 23:59:31,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:32,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 00:00:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 203 states and 707 transitions. [2024-11-09 00:00:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 707 transitions. [2024-11-09 00:00:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:00:08,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:08,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:00:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 205 states and 714 transitions. [2024-11-09 00:00:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 714 transitions. [2024-11-09 00:00:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:00:20,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:20,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.