./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/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 4d17ed8dd7de3007f02b2c3df3a75e1fbb5469b0133c538c149df8a118a565d0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:24:16,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:24:16,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:24:16,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:24:16,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:24:16,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:24:16,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:24:16,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:24:16,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:24:16,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:24:16,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:24:16,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:24:16,809 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:24:16,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:24:16,812 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:24:16,812 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:24:16,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:24:16,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:24:16,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:24:16,817 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:24:16,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:24:16,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:24:16,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:24:16,822 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:24:16,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:24:16,823 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:24:16,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:24:16,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:16,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:24:16,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:24:16,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:24:16,827 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:24:16,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:24:16,828 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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d17ed8dd7de3007f02b2c3df3a75e1fbb5469b0133c538c149df8a118a565d0 [2024-11-08 23:24:17,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:24:17,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:24:17,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:24:17,183 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:24:17,185 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:24:17,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c Unable to find full path for "g++" [2024-11-08 23:24:19,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:24:19,459 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:24:19,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c [2024-11-08 23:24:19,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/data/be3cb566c/307a45447d10483f9c5fce8aaa2d72fb/FLAG23d05a086 [2024-11-08 23:24:19,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/data/be3cb566c/307a45447d10483f9c5fce8aaa2d72fb [2024-11-08 23:24:19,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:24:19,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:24:19,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:19,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:24:19,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:24:19,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd287a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19, skipping insertion in model container [2024-11-08 23:24:19,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:24:19,740 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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c[524,537] [2024-11-08 23:24:19,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:19,784 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:24:19,801 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_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_unwindbound100.c[524,537] [2024-11-08 23:24:19,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:24:19,838 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:24:19,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19 WrapperNode [2024-11-08 23:24:19,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:24:19,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:19,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:24:19,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:24:19,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,894 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2024-11-08 23:24:19,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:24:19,896 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:24:19,896 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:24:19,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:24:19,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:24:19,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:24:19,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:24:19,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:24:19,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:24:19" (1/1) ... [2024-11-08 23:24:19,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:24:19,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:24:19,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:24:19,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ba1a96b-4acc-4eb2-81d9-e8bf786c6fce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:24:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:24:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:24:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:24:20,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:24:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:24:20,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:24:20,097 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:24:20,099 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:24:20,349 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:24:20,350 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:24:20,463 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:24:20,463 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:24:20,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:20 BoogieIcfgContainer [2024-11-08 23:24:20,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:24:20,466 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:24:20,466 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:24:20,483 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:24:20,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:24:20" (1/1) ... [2024-11-08 23:24:20,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:24:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:20,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-08 23:24:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-08 23:24:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:24:20,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:20,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:20,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 23:24:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 23:24:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:24:20,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:20,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:20,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-08 23:24:20,974 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-08 23:24:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:24:20,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:20,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:21,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:24:21,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:21,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-08 23:24:21,709 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-08 23:24:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:24:21,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:21,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:21,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:24:21,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:23,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:23,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 46 transitions. [2024-11-08 23:24:23,015 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2024-11-08 23:24:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:24:23,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:23,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:23,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:24:23,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:24,667 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:27,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2024-11-08 23:24:27,683 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2024-11-08 23:24:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:24:27,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:27,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:28,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 34 states and 69 transitions. [2024-11-08 23:24:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 69 transitions. [2024-11-08 23:24:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:24:28,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:28,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:28,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:24:28,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:24:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 72 transitions. [2024-11-08 23:24:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 72 transitions. [2024-11-08 23:24:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:24:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:31,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:31,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:24:31,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:24:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:31,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 38 states and 80 transitions. [2024-11-08 23:24:31,918 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 80 transitions. [2024-11-08 23:24:31,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:24:31,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:31,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:31,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:24:31,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:32,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:24:34,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:24:36,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:24:36,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 86 transitions. [2024-11-08 23:24:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2024-11-08 23:24:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:24:36,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:36,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:24:39,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 44 states and 104 transitions. [2024-11-08 23:24:39,986 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 104 transitions. [2024-11-08 23:24:39,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:24:39,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:39,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:24:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:24:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:40,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:24:40,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:25:22,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:25:41,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:25:51,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:25:52,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:25:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 48 states and 118 transitions. [2024-11-08 23:25:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 118 transitions. [2024-11-08 23:25:52,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:25:52,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:25:52,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:25:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:25:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:25:52,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 23:25:52,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:26:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:26:31,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:26:50,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 50 states and 122 transitions. [2024-11-08 23:26:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 122 transitions. [2024-11-08 23:26:50,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:26:50,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:50,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:26:51,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:51,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 50 states and 121 transitions. [2024-11-08 23:26:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 121 transitions. [2024-11-08 23:26:51,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:26:51,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:51,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:26:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:26:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:51,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:26:51,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:27:01,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:27:19,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:27:23,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:27:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 52 states and 125 transitions. [2024-11-08 23:27:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 125 transitions. [2024-11-08 23:27:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:27:33,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:33,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:27:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:27:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:33,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:27:33,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:27:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:28:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:10,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 56 states and 140 transitions. [2024-11-08 23:28:10,571 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 140 transitions. [2024-11-08 23:28:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:28:10,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:10,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:10,715 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:28:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 143 transitions. [2024-11-08 23:28:12,546 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 143 transitions. [2024-11-08 23:28:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 23:28:12,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:12,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:28:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:12,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:28:12,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:28:13,135 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 23:28:16,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 59 states and 148 transitions. [2024-11-08 23:28:16,517 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 148 transitions. [2024-11-08 23:28:16,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:28:16,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:16,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:16,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:28:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 23:28:40,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 23:29:34,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:34,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 63 states and 173 transitions. [2024-11-08 23:29:34,525 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 173 transitions. [2024-11-08 23:29:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:29:34,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:34,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:29:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:29:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:35,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 23:29:35,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:54,380 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:32:30,559 WARN L286 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:32:43,720 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:32:49,603 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:32:55,797 WARN L286 SmtUtils]: Spent 6.19s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:35:42,581 WARN L286 SmtUtils]: Spent 59.39s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:36:11,484 WARN L286 SmtUtils]: Spent 10.44s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:36:25,521 WARN L286 SmtUtils]: Spent 12.36s 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 23:36:40,193 WARN L286 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:37:07,118 WARN L286 SmtUtils]: Spent 10.52s 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 23:37:43,346 WARN L286 SmtUtils]: Spent 10.06s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:37:53,469 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:38:04,320 WARN L286 SmtUtils]: Spent 10.19s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:38:19,547 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:38:32,209 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:38:38,844 WARN L286 SmtUtils]: Spent 6.45s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:38:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.