./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/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_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:23,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:23,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 20:17:23,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:23,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:23,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:23,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:23,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:23,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:23,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:23,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:23,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:23,426 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:23,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:23,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:23,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:17:23,427 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:23,428 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:23,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:23,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:23,428 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:23,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:23,429 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:23,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:23,430 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_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/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 ! overflow) ) 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 -> 240ff53ce4a5324965a3dcaa21fced56af515b108e64af6d36b0fd1ca1a710eb [2024-11-13 20:17:23,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:23,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:23,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:23,802 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:23,803 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:23,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c Unable to find full path for "g++" [2024-11-13 20:17:25,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:26,091 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:26,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound50.c [2024-11-13 20:17:26,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/data/e281d8de9/22ce221243884185b2835ed54bc76097/FLAG49fe8f16b [2024-11-13 20:17:26,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/data/e281d8de9/22ce221243884185b2835ed54bc76097 [2024-11-13 20:17:26,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:26,128 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:26,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:26,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:26,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a99677d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26, skipping insertion in model container [2024-11-13 20:17:26,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:26,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,374 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:26,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,414 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:26,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26 WrapperNode [2024-11-13 20:17:26,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:26,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:26,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:26,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,456 INFO L138 Inliner]: procedures = 14, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2024-11-13 20:17:26,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:26,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:26,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:26,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:26,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:26,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:26,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:26,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:26,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:26,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:26,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:26,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:17:26,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:17:26,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:26,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:26,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:26,624 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:26,626 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:26,807 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:26,807 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:26,851 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:26,851 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:17:26,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26 BoogieIcfgContainer [2024-11-13 20:17:26,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:26,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:26,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:26,863 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:26,863 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 20:17:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 20:17:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:17:26,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:26,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-11-13 20:17:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 20:17:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:17:27,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:27,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 30 transitions. [2024-11-13 20:17:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-11-13 20:17:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:17:27,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:27,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:27,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:28,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2024-11-13 20:17:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2024-11-13 20:17:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 20:17:28,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:28,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:17:28,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 46 transitions. [2024-11-13 20:17:28,733 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2024-11-13 20:17:28,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 20:17:28,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:28,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:28,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:17:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 36 transitions. [2024-11-13 20:17:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-13 20:17:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:17:29,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:17:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:29,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 35 states and 45 transitions. [2024-11-13 20:17:29,830 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-13 20:17:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 20:17:29,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:29,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-13 20:17:30,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 54 transitions. [2024-11-13 20:17:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2024-11-13 20:17:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 20:17:30,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:30,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:17:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 63 transitions. [2024-11-13 20:17:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-11-13 20:17:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 20:17:31,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:31,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 20:17:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:32,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 53 states and 72 transitions. [2024-11-13 20:17:32,505 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2024-11-13 20:17:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 20:17:32,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:32,937 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 20:17:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 81 transitions. [2024-11-13 20:17:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-11-13 20:17:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 20:17:33,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:33,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:34,020 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-13 20:17:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 65 states and 90 transitions. [2024-11-13 20:17:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2024-11-13 20:17:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 20:17:34,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:34,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 192 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-13 20:17:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 99 transitions. [2024-11-13 20:17:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2024-11-13 20:17:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-13 20:17:35,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:35,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 20:17:36,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 108 transitions. [2024-11-13 20:17:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2024-11-13 20:17:36,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 20:17:36,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:36,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 20:17:38,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:38,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 117 transitions. [2024-11-13 20:17:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-13 20:17:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 20:17:38,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:38,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 363 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 20:17:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:40,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 89 states and 126 transitions. [2024-11-13 20:17:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-13 20:17:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 20:17:40,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:40,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 432 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 20:17:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 95 states and 135 transitions. [2024-11-13 20:17:41,821 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 135 transitions. [2024-11-13 20:17:41,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-13 20:17:41,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:41,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:42,631 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 507 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2024-11-13 20:17:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 101 states and 144 transitions. [2024-11-13 20:17:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2024-11-13 20:17:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-13 20:17:43,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:43,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 588 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-13 20:17:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 107 states and 153 transitions. [2024-11-13 20:17:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 153 transitions. [2024-11-13 20:17:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-13 20:17:45,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:45,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:46,722 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 0 proven. 675 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2024-11-13 20:17:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 113 states and 162 transitions. [2024-11-13 20:17:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 162 transitions. [2024-11-13 20:17:47,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-13 20:17:47,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:47,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:48,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 768 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-11-13 20:17:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 119 states and 171 transitions. [2024-11-13 20:17:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 171 transitions. [2024-11-13 20:17:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-13 20:17:49,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:49,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 0 proven. 867 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-11-13 20:17:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 125 states and 180 transitions. [2024-11-13 20:17:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2024-11-13 20:17:52,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-13 20:17:52,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:53,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 972 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-11-13 20:17:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 131 states and 189 transitions. [2024-11-13 20:17:54,724 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2024-11-13 20:17:54,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-13 20:17:54,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:54,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:55,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 0 proven. 1083 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-11-13 20:17:57,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 137 states and 198 transitions. [2024-11-13 20:17:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2024-11-13 20:17:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-13 20:17:57,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:57,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:17:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1592 backedges. 0 proven. 1200 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-13 20:17:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 207 transitions. [2024-11-13 20:17:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 207 transitions. [2024-11-13 20:17:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-13 20:17:59,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:59,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1323 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2024-11-13 20:18:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 149 states and 216 transitions. [2024-11-13 20:18:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 216 transitions. [2024-11-13 20:18:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-13 20:18:02,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-13 20:18:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 155 states and 225 transitions. [2024-11-13 20:18:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2024-11-13 20:18:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-13 20:18:04,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:04,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2105 backedges. 0 proven. 1587 refuted. 0 times theorem prover too weak. 518 trivial. 0 not checked. [2024-11-13 20:18:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:07,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 234 transitions. [2024-11-13 20:18:07,173 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 234 transitions. [2024-11-13 20:18:07,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-13 20:18:07,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:07,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 0 proven. 1728 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-11-13 20:18:10,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 167 states and 243 transitions. [2024-11-13 20:18:10,089 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 243 transitions. [2024-11-13 20:18:10,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-13 20:18:10,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:10,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:11,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2487 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-13 20:18:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:12,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 173 states and 252 transitions. [2024-11-13 20:18:12,912 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2024-11-13 20:18:12,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-13 20:18:12,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:12,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:14,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2690 backedges. 0 proven. 2028 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2024-11-13 20:18:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:15,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 179 states and 261 transitions. [2024-11-13 20:18:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 261 transitions. [2024-11-13 20:18:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-13 20:18:15,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:15,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 0 proven. 2187 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2024-11-13 20:18:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 185 states and 270 transitions. [2024-11-13 20:18:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 270 transitions. [2024-11-13 20:18:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-13 20:18:18,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:18,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 768 trivial. 0 not checked. [2024-11-13 20:18:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 279 transitions. [2024-11-13 20:18:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 279 transitions. [2024-11-13 20:18:21,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-13 20:18:21,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:21,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:23,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3347 backedges. 0 proven. 2523 refuted. 0 times theorem prover too weak. 824 trivial. 0 not checked. [2024-11-13 20:18:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 197 states and 288 transitions. [2024-11-13 20:18:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 288 transitions. [2024-11-13 20:18:24,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-13 20:18:24,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:24,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:26,427 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 0 proven. 2700 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-13 20:18:28,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 203 states and 297 transitions. [2024-11-13 20:18:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 297 transitions. [2024-11-13 20:18:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-13 20:18:28,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:28,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 0 proven. 2883 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-13 20:18:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 209 states and 306 transitions. [2024-11-13 20:18:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 306 transitions. [2024-11-13 20:18:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-13 20:18:31,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:31,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:33,952 INFO L134 CoverageAnalysis]: Checked inductivity of 4076 backedges. 0 proven. 3072 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2024-11-13 20:18:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 215 states and 315 transitions. [2024-11-13 20:18:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 315 transitions. [2024-11-13 20:18:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-13 20:18:35,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:35,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:35,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4335 backedges. 0 proven. 3267 refuted. 0 times theorem prover too weak. 1068 trivial. 0 not checked. [2024-11-13 20:18:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 221 states and 324 transitions. [2024-11-13 20:18:40,349 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2024-11-13 20:18:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-13 20:18:40,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4602 backedges. 0 proven. 3468 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2024-11-13 20:18:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 227 states and 333 transitions. [2024-11-13 20:18:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2024-11-13 20:18:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-13 20:18:44,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:44,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:47,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4877 backedges. 0 proven. 3675 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2024-11-13 20:18:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:49,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 233 states and 342 transitions. [2024-11-13 20:18:49,289 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 342 transitions. [2024-11-13 20:18:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-13 20:18:49,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:49,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 5160 backedges. 0 proven. 3888 refuted. 0 times theorem prover too weak. 1272 trivial. 0 not checked. [2024-11-13 20:18:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 239 states and 351 transitions. [2024-11-13 20:18:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 351 transitions. [2024-11-13 20:18:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-11-13 20:18:53,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:53,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5451 backedges. 0 proven. 4107 refuted. 0 times theorem prover too weak. 1344 trivial. 0 not checked. [2024-11-13 20:18:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 245 states and 360 transitions. [2024-11-13 20:18:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 360 transitions. [2024-11-13 20:18:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2024-11-13 20:18:58,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:58,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 5750 backedges. 0 proven. 4332 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2024-11-13 20:19:04,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:04,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 251 states and 369 transitions. [2024-11-13 20:19:04,210 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 369 transitions. [2024-11-13 20:19:04,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-13 20:19:04,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:04,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6057 backedges. 0 proven. 4563 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2024-11-13 20:19:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 257 states and 378 transitions. [2024-11-13 20:19:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 378 transitions. [2024-11-13 20:19:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2024-11-13 20:19:10,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:13,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6372 backedges. 0 proven. 4800 refuted. 0 times theorem prover too weak. 1572 trivial. 0 not checked. [2024-11-13 20:19:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:15,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 263 states and 387 transitions. [2024-11-13 20:19:15,293 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 387 transitions. [2024-11-13 20:19:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2024-11-13 20:19:15,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:15,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6695 backedges. 0 proven. 5043 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2024-11-13 20:19:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:21,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 269 states and 396 transitions. [2024-11-13 20:19:21,285 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 396 transitions. [2024-11-13 20:19:21,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2024-11-13 20:19:21,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:21,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 7026 backedges. 0 proven. 5292 refuted. 0 times theorem prover too weak. 1734 trivial. 0 not checked. [2024-11-13 20:19:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 275 states and 405 transitions. [2024-11-13 20:19:27,474 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 405 transitions. [2024-11-13 20:19:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2024-11-13 20:19:27,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:27,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:31,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7365 backedges. 0 proven. 5547 refuted. 0 times theorem prover too weak. 1818 trivial. 0 not checked. [2024-11-13 20:19:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 281 states and 414 transitions. [2024-11-13 20:19:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 414 transitions. [2024-11-13 20:19:33,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-11-13 20:19:33,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:33,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:37,638 INFO L134 CoverageAnalysis]: Checked inductivity of 7712 backedges. 0 proven. 5808 refuted. 0 times theorem prover too weak. 1904 trivial. 0 not checked. [2024-11-13 20:19:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 287 states and 423 transitions. [2024-11-13 20:19:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 423 transitions. [2024-11-13 20:19:40,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2024-11-13 20:19:40,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:40,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:44,373 INFO L134 CoverageAnalysis]: Checked inductivity of 8067 backedges. 0 proven. 6075 refuted. 0 times theorem prover too weak. 1992 trivial. 0 not checked. [2024-11-13 20:19:46,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 293 states and 432 transitions. [2024-11-13 20:19:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2024-11-13 20:19:46,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2024-11-13 20:19:46,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:46,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8430 backedges. 0 proven. 6348 refuted. 0 times theorem prover too weak. 2082 trivial. 0 not checked. [2024-11-13 20:19:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:53,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 299 states and 441 transitions. [2024-11-13 20:19:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 441 transitions. [2024-11-13 20:19:53,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-11-13 20:19:53,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 8801 backedges. 0 proven. 6627 refuted. 0 times theorem prover too weak. 2174 trivial. 0 not checked. [2024-11-13 20:20:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 305 states and 450 transitions. [2024-11-13 20:20:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 450 transitions. [2024-11-13 20:20:00,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2024-11-13 20:20:00,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:00,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:04,786 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 6912 refuted. 0 times theorem prover too weak. 2268 trivial. 0 not checked. [2024-11-13 20:20:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:07,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 311 states and 459 transitions. [2024-11-13 20:20:07,313 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 459 transitions. [2024-11-13 20:20:07,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2024-11-13 20:20:07,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:07,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 9567 backedges. 0 proven. 7203 refuted. 0 times theorem prover too weak. 2364 trivial. 0 not checked. [2024-11-13 20:20:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 317 states and 468 transitions. [2024-11-13 20:20:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 468 transitions. [2024-11-13 20:20:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-11-13 20:20:14,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:14,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 9962 backedges. 0 proven. 7500 refuted. 0 times theorem prover too weak. 2462 trivial. 0 not checked. [2024-11-13 20:20:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:21,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 323 states and 477 transitions. [2024-11-13 20:20:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 477 transitions. [2024-11-13 20:20:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2024-11-13 20:20:21,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:21,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 10365 backedges. 7554 proven. 249 refuted. 0 times theorem prover too weak. 2562 trivial. 0 not checked. [2024-11-13 20:20:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:41,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 317 states and 468 transitions. [2024-11-13 20:20:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 468 transitions. [2024-11-13 20:20:41,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:20:41,449 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2024-11-13 20:20:41,472 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-13 20:20:42,333 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (= ~counter~0 0) [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L42-2(lines 36 49) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L36-1(line 36) the Hoare annotation is: true [2024-11-13 20:20:42,334 INFO L77 FloydHoareUtils]: At program point L36-2(line 36) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 49) the Hoare annotation is: (or (<= ~counter~0 1) (< 49 |ULTIMATE.start_main_#t~post6#1|) (and (not (= |ULTIMATE.start_main_#t~post6#1| 0)) (<= ~counter~0 50))) [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L36-5(lines 36 49) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L51(line 51) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (<= ~counter~0 50) [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point L37-1(lines 36 49) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 8 10) the Hoare annotation is: true [2024-11-13 20:20:42,335 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 8 10) the Hoare annotation is: true [2024-11-13 20:20:42,336 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: true [2024-11-13 20:20:42,336 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: true [2024-11-13 20:20:42,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:20:42 ImpRootNode [2024-11-13 20:20:42,356 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:20:42,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:20:42,357 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:20:42,357 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:20:42,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:26" (3/4) ... [2024-11-13 20:20:42,361 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:20:42,364 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 20:20:42,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 20:20:42,371 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 20:20:42,372 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 20:20:42,373 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:20:42,373 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:20:42,373 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:20:42,480 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:20:42,480 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:20:42,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:20:42,481 INFO L158 Benchmark]: Toolchain (without parser) took 196353.17ms. Allocated memory was 117.4MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 92.9MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-13 20:20:42,482 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:42,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.50ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:20:42,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.78ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:42,484 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.7MB in the end (delta: 621.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:42,485 INFO L158 Benchmark]: RCFGBuilder took 367.02ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 66.7MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:20:42,485 INFO L158 Benchmark]: CodeCheck took 195503.23ms. Allocated memory was 117.4MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 66.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 20:20:42,488 INFO L158 Benchmark]: Witness Printer took 123.68ms. Allocated memory is still 2.7GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:20:42,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 194.6s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11018 SdHoareTripleChecker+Valid, 72.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8748 mSDsluCounter, 9916 SdHoareTripleChecker+Invalid, 60.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2868 mSDsCounter, 9924 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41500 IncrementalHoareTripleChecker+Invalid, 51424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9924 mSolverCounterUnsat, 7048 mSDtfsCounter, 41500 mSolverCounterSat, 1.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78884 GetRequests, 70497 SyntacticMatches, 7761 SemanticMatches, 626 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245858 ImplicationChecksByTransitivity, 98.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 114.6s InterpolantComputationTime, 11564 NumberOfCodeBlocks, 11564 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 11509 ConstructedInterpolants, 0 QuantifiedInterpolants, 28533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 2 PerfectInterpolantSequences, 52420/181452 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - ProcedureContractResult [Line: 8]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.50ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.78ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.7MB in the end (delta: 621.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.02ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 66.7MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 195503.23ms. Allocated memory was 117.4MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 66.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 123.68ms. Allocated memory is still 2.7GB. Free memory was 1.7GB in the beginning and 1.7GB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:20:42,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4217d08d-1ebe-4ad9-b3f4-b4e13f74dfee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE