./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm --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 c54d9189042c7bc9bae976b882c7c0538c4797366038f58e7e5d207abe4f931e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:11:19,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:11:19,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:11:19,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:11:19,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:11:19,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:11:19,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:11:19,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:11:19,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:11:19,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:11:19,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:11:19,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:11:19,986 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:11:19,986 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:11:19,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:11:19,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:11:19,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:11:19,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:11:19,987 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:11:19,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:11:19,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:19,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:11:19,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:11:19,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:11:19,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:11:19,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:11:19,988 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm 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 -> c54d9189042c7bc9bae976b882c7c0538c4797366038f58e7e5d207abe4f931e [2024-11-13 22:11:20,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:11:20,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:11:20,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:11:20,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:11:20,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:11:20,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c Unable to find full path for "g++" [2024-11-13 22:11:22,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:11:22,490 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:11:22,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c [2024-11-13 22:11:22,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/data/d7d6c89f0/23016992e450424a8f0e0e454a56cfd5/FLAG33dc997c9 [2024-11-13 22:11:22,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/data/d7d6c89f0/23016992e450424a8f0e0e454a56cfd5 [2024-11-13 22:11:22,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:11:22,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:11:22,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:22,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:11:22,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:11:22,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1e6c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22, skipping insertion in model container [2024-11-13 22:11:22,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:11:22,695 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_ec3a3bf2-5639-4350-9033-fdb171c47902/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c[1263,1276] [2024-11-13 22:11:22,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:22,723 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:11:22,737 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_ec3a3bf2-5639-4350-9033-fdb171c47902/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_unwindbound50.c[1263,1276] [2024-11-13 22:11:22,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:22,768 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:11:22,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22 WrapperNode [2024-11-13 22:11:22,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:22,769 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:22,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:11:22,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:11:22,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,802 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2024-11-13 22:11:22,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:22,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:11:22,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:11:22,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:11:22,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:11:22,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:11:22,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:11:22,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:11:22,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:22" (1/1) ... [2024-11-13 22:11:22,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:22,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:11:22,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:11:22,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3a3bf2-5639-4350-9033-fdb171c47902/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:11:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:11:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:11:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:11:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:11:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:11:22,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:11:22,985 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:11:22,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:23,137 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:23,138 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:23,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:23,210 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:11:23,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:23 BoogieIcfgContainer [2024-11-13 22:11:23,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:23,211 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:23,211 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:23,223 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:23,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:23" (1/1) ... [2024-11-13 22:11:23,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:23,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 22:11:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 22:11:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:11:23,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:23,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:23,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 22:11:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 22:11:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:11:23,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:23,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:23,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-13 22:11:23,648 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-13 22:11:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:11:23,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:23,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:23,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:11:23,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-13 22:11:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-13 22:11:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:11:24,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:24,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:24,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 22:11:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 22:11:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:11:24,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:24,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:25,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2024-11-13 22:11:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-11-13 22:11:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:11:25,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:25,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:25,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:11:25,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:31,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2024-11-13 22:11:31,182 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2024-11-13 22:11:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:11:31,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:31,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:31,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:11:31,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:11:32,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2024-11-13 22:11:32,586 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2024-11-13 22:11:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:11:32,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:32,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:32,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:11:32,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:11:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:34,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 42 states and 80 transitions. [2024-11-13 22:11:34,961 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2024-11-13 22:11:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:11:34,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:34,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:35,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 22:11:35,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:37,931 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:11:50,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.39s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:11:56,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:11:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2024-11-13 22:11:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2024-11-13 22:11:56,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:11:56,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:11:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 50 states and 109 transitions. [2024-11-13 22:11:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 109 transitions. [2024-11-13 22:11:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:11:58,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:58,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:58,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:11:58,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:12:07,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:07,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 120 transitions. [2024-11-13 22:12:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 120 transitions. [2024-11-13 22:12:07,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:12:07,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:07,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:12:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:12:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:07,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:12:07,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:12:22,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 56 states and 133 transitions. [2024-11-13 22:12:22,391 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 133 transitions. [2024-11-13 22:12:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:12:22,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:22,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:12:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:12:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 56 states and 132 transitions. [2024-11-13 22:12:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 132 transitions. [2024-11-13 22:12:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:12:23,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:23,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:12:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:12:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:23,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 22:12:23,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:13:00,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.99s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:13:20,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:13:21,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:13:23,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:13:23,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:23,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 60 states and 145 transitions. [2024-11-13 22:13:23,151 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 145 transitions. [2024-11-13 22:13:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:13:23,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:23,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:23,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:13:23,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:13:44,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:44,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 63 states and 156 transitions. [2024-11-13 22:13:44,745 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 156 transitions. [2024-11-13 22:13:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:13:44,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:44,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:45,204 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:13:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 67 states and 182 transitions. [2024-11-13 22:13:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 182 transitions. [2024-11-13 22:13:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:13:58,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:58,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:13:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:13:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:59,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 22:13:59,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:14:39,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:14:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 70 states and 185 transitions. [2024-11-13 22:14:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 185 transitions. [2024-11-13 22:14:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:14:49,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:49,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:14:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:50,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-13 22:14:50,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:15:05,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 72 states and 193 transitions. [2024-11-13 22:15:05,579 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 193 transitions. [2024-11-13 22:15:05,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:15:05,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:05,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:05,693 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:15:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 72 states and 192 transitions. [2024-11-13 22:15:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 192 transitions. [2024-11-13 22:15:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:15:07,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:07,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:07,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 22:15:07,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:29,357 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:15:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 74 states and 194 transitions. [2024-11-13 22:15:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-13 22:15:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:15:33,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:33,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:33,625 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:15:36,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:36,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 76 states and 204 transitions. [2024-11-13 22:15:36,155 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 204 transitions. [2024-11-13 22:15:36,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:15:36,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:36,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:36,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 22:15:36,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:15:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 78 states and 210 transitions. [2024-11-13 22:15:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 210 transitions. [2024-11-13 22:15:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:15:40,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:40,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:15:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:15:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:40,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 22:15:40,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:16:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 80 states and 212 transitions. [2024-11-13 22:16:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 212 transitions. [2024-11-13 22:16:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:16:02,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:02,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:16:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 84 states and 240 transitions. [2024-11-13 22:16:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 240 transitions. [2024-11-13 22:16:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:16:07,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:07,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-13 22:16:07,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:18:06,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:19:56,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:21:33,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.25s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:21:43,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:21:51,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.15s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-13 22:21:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 90 states and 260 transitions. [2024-11-13 22:21:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 260 transitions. [2024-11-13 22:21:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:21:51,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:51,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:51,330 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-13 22:21:51,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:24:15,535 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] [2024-11-13 22:25:04,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 92 states and 263 transitions. [2024-11-13 22:25:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 263 transitions. [2024-11-13 22:25:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:25:04,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:04,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:25:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:04,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 22:25:04,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.