./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9 --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 464ff86972962e190fa8e3bdd89b592f22b90512739ab3fd4df7709eb39adee3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:58:21,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:58:21,676 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:58:21,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:58:21,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:58:21,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:58:21,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:58:21,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:58:21,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:58:21,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:58:21,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:58:21,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:58:21,712 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:58:21,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:58:21,713 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:58:21,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:58:21,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:58:21,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:58:21,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:58:21,716 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:58:21,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:58:21,718 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:58:21,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:58:21,718 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:58:21,719 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:58:21,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:58:21,720 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:58:21,720 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:58:21,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:21,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:58:21,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:58:21,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:58:21,722 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:58:21,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:58:21,723 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:58:21,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 464ff86972962e190fa8e3bdd89b592f22b90512739ab3fd4df7709eb39adee3 [2023-12-03 00:58:21,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:58:22,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:58:22,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:58:22,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:58:22,009 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:58:22,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound10.c [2023-12-03 00:58:24,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:58:25,088 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:58:25,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound10.c [2023-12-03 00:58:25,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/data/6a7fa5881/5b8d61e795c04d83a8b69aaeb4170738/FLAG9e2988743 [2023-12-03 00:58:25,117 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/data/6a7fa5881/5b8d61e795c04d83a8b69aaeb4170738 [2023-12-03 00:58:25,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:58:25,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:58:25,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:25,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:58:25,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:58:25,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c833e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25, skipping insertion in model container [2023-12-03 00:58:25,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,159 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:58:25,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:25,374 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:58:25,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:58:25,414 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:58:25,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25 WrapperNode [2023-12-03 00:58:25,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:58:25,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:25,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:58:25,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:58:25,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,459 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-12-03 00:58:25,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:58:25,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:58:25,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:58:25,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:58:25,472 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:58:25,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:58:25,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:58:25,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:58:25,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:58:25,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:58:25,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:58:25,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:58:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:58:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:58:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:58:25,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:58:25,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:58:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:58:25,651 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:58:25,653 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:58:25,894 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:58:25,946 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:58:25,946 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:58:25,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:25 BoogieIcfgContainer [2023-12-03 00:58:25,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:58:25,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:58:25,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:58:25,958 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:58:25,958 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:25" (1/1) ... [2023-12-03 00:58:25,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:58:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-12-03 00:58:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-12-03 00:58:26,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:58:26,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2023-12-03 00:58:26,177 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2023-12-03 00:58:26,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:58:26,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:26,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-12-03 00:58:26,308 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-12-03 00:58:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:58:26,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:26,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:26,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-12-03 00:58:26,440 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-12-03 00:58:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 00:58:26,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:26,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-12-03 00:58:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-12-03 00:58:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:58:26,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:26,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:26,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-12-03 00:58:26,716 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-12-03 00:58:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:58:26,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:26,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:26,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:26,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-12-03 00:58:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-12-03 00:58:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:58:27,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:27,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:27,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:27,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:27,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-12-03 00:58:27,447 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-12-03 00:58:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:58:27,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:27,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:27,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-12-03 00:58:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-12-03 00:58:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:58:27,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:27,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:27,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:58:27,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:27,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:27,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2023-12-03 00:58:27,930 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2023-12-03 00:58:27,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:58:27,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:27,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:27,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:27,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:28,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2023-12-03 00:58:28,327 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-12-03 00:58:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 00:58:28,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:28,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:28,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:28,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:28,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:28,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:28,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2023-12-03 00:58:28,607 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2023-12-03 00:58:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 00:58:28,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:28,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:28,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:28,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 107 states and 131 transitions. [2023-12-03 00:58:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-12-03 00:58:29,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:58:29,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:29,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:29,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:29,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 110 states and 135 transitions. [2023-12-03 00:58:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-12-03 00:58:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:58:29,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:29,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:29,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:29,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:30,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 148 transitions. [2023-12-03 00:58:30,316 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 148 transitions. [2023-12-03 00:58:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:58:30,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:30,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:30,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:30,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:30,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 161 transitions. [2023-12-03 00:58:30,983 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2023-12-03 00:58:30,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:58:30,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:30,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:31,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:31,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:31,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:31,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 129 states and 173 transitions. [2023-12-03 00:58:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-12-03 00:58:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:58:31,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:31,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:31,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:31,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:31,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:31,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 172 transitions. [2023-12-03 00:58:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2023-12-03 00:58:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:58:31,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:31,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:31,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:31,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:32,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 184 transitions. [2023-12-03 00:58:32,623 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2023-12-03 00:58:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 00:58:32,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:32,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:32,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:32,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:32,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:33,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:33,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 194 transitions. [2023-12-03 00:58:33,478 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 194 transitions. [2023-12-03 00:58:33,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 00:58:33,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:33,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:33,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 150 states and 208 transitions. [2023-12-03 00:58:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-12-03 00:58:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:58:34,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:34,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:34,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:34,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:35,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 149 states and 207 transitions. [2023-12-03 00:58:35,101 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 207 transitions. [2023-12-03 00:58:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:58:35,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:35,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:35,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:35,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:35,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:36,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:36,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 157 states and 217 transitions. [2023-12-03 00:58:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-12-03 00:58:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:58:36,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:36,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:36,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:58:36,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:36,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 161 states and 225 transitions. [2023-12-03 00:58:36,773 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-12-03 00:58:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 00:58:36,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:36,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:36,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:58:36,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:37,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:37,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 165 states and 228 transitions. [2023-12-03 00:58:37,099 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-12-03 00:58:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:58:37,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:37,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:37,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:58:37,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:37,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 170 states and 235 transitions. [2023-12-03 00:58:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 235 transitions. [2023-12-03 00:58:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 00:58:37,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:37,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:37,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:37,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 173 states and 241 transitions. [2023-12-03 00:58:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 241 transitions. [2023-12-03 00:58:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 00:58:38,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:38,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:38,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:38,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:38,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 176 states and 245 transitions. [2023-12-03 00:58:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 245 transitions. [2023-12-03 00:58:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:58:38,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:38,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:38,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:38,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:38,957 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:39,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 178 states and 249 transitions. [2023-12-03 00:58:39,453 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 249 transitions. [2023-12-03 00:58:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:58:39,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:39,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:39,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:39,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:39,565 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 181 states and 255 transitions. [2023-12-03 00:58:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2023-12-03 00:58:40,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:58:40,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:40,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:40,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:40,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:40,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:41,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 195 states and 271 transitions. [2023-12-03 00:58:41,176 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 271 transitions. [2023-12-03 00:58:41,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:58:41,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:41,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:41,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:41,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:42,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 212 states and 304 transitions. [2023-12-03 00:58:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 304 transitions. [2023-12-03 00:58:42,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:58:42,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:42,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:42,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:42,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:42,817 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:58:43,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 212 states and 303 transitions. [2023-12-03 00:58:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 303 transitions. [2023-12-03 00:58:43,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:58:43,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:43,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:43,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:43,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:43,175 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:43,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:43,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 216 states and 312 transitions. [2023-12-03 00:58:43,692 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 312 transitions. [2023-12-03 00:58:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:58:43,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:43,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:43,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:43,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 00:58:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:44,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 221 states and 319 transitions. [2023-12-03 00:58:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2023-12-03 00:58:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:58:44,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:44,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:44,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:44,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 231 states and 339 transitions. [2023-12-03 00:58:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 339 transitions. [2023-12-03 00:58:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 00:58:45,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:45,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:45,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:45,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 237 states and 349 transitions. [2023-12-03 00:58:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 349 transitions. [2023-12-03 00:58:46,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 00:58:46,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:46,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:46,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:46,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:46,688 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 248 states and 368 transitions. [2023-12-03 00:58:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 368 transitions. [2023-12-03 00:58:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:58:47,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:47,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:47,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:58:47,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 253 states and 378 transitions. [2023-12-03 00:58:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 378 transitions. [2023-12-03 00:58:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 00:58:48,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:48,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:48,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:58:48,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 258 states and 383 transitions. [2023-12-03 00:58:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 383 transitions. [2023-12-03 00:58:49,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:58:49,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:49,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:49,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:58:49,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:50,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:50,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 263 states and 395 transitions. [2023-12-03 00:58:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 395 transitions. [2023-12-03 00:58:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:58:50,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:50,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:50,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:58:50,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 266 states and 407 transitions. [2023-12-03 00:58:51,131 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 407 transitions. [2023-12-03 00:58:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:58:51,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:51,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:51,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:58:51,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 268 states and 409 transitions. [2023-12-03 00:58:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 409 transitions. [2023-12-03 00:58:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:58:52,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:52,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:52,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:58:52,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:58:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:52,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 269 states and 412 transitions. [2023-12-03 00:58:52,685 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 412 transitions. [2023-12-03 00:58:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 00:58:52,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:52,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:52,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:52,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:58:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 279 states and 422 transitions. [2023-12-03 00:58:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 422 transitions. [2023-12-03 00:58:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:58:53,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:53,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:53,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:53,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:58:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:56,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 296 states and 460 transitions. [2023-12-03 00:58:56,133 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 460 transitions. [2023-12-03 00:58:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 00:58:56,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:56,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:56,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:56,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-03 00:58:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 296 states and 459 transitions. [2023-12-03 00:58:56,486 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 459 transitions. [2023-12-03 00:58:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 00:58:56,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:56,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:56,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:56,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:58:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 303 states and 475 transitions. [2023-12-03 00:58:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 475 transitions. [2023-12-03 00:58:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 00:58:57,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:57,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:57,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:58:57,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 00:58:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 308 states and 482 transitions. [2023-12-03 00:58:58,842 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 482 transitions. [2023-12-03 00:58:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 00:58:58,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:58,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:58,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:58:58,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:00,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 318 states and 504 transitions. [2023-12-03 00:59:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 504 transitions. [2023-12-03 00:59:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:59:00,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:00,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:00,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:59:00,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 327 states and 518 transitions. [2023-12-03 00:59:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 518 transitions. [2023-12-03 00:59:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 00:59:02,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:02,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:02,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:59:02,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:02,543 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 338 states and 540 transitions. [2023-12-03 00:59:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 540 transitions. [2023-12-03 00:59:04,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 00:59:04,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:04,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:04,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:59:04,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:05,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 343 states and 551 transitions. [2023-12-03 00:59:05,127 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 551 transitions. [2023-12-03 00:59:05,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:59:05,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:05,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:05,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:59:05,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:05,426 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:06,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 348 states and 556 transitions. [2023-12-03 00:59:06,327 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 556 transitions. [2023-12-03 00:59:06,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 00:59:06,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:06,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:06,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:59:06,355 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 353 states and 572 transitions. [2023-12-03 00:59:07,186 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 572 transitions. [2023-12-03 00:59:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:59:07,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:07,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:07,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:59:07,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:07,487 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 356 states and 589 transitions. [2023-12-03 00:59:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 589 transitions. [2023-12-03 00:59:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:59:08,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:08,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:08,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:59:08,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:08,827 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:09,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 358 states and 591 transitions. [2023-12-03 00:59:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 591 transitions. [2023-12-03 00:59:09,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:59:09,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:09,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:09,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:59:09,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:59:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 359 states and 596 transitions. [2023-12-03 00:59:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 596 transitions. [2023-12-03 00:59:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:59:10,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:10,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:10,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:59:10,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:10,499 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 369 states and 606 transitions. [2023-12-03 00:59:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 606 transitions. [2023-12-03 00:59:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:59:11,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:11,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:11,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:59:11,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:14,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 386 states and 649 transitions. [2023-12-03 00:59:14,692 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 649 transitions. [2023-12-03 00:59:14,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 00:59:14,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:14,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:14,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:59:14,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-12-03 00:59:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:15,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 386 states and 648 transitions. [2023-12-03 00:59:15,129 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 648 transitions. [2023-12-03 00:59:15,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 00:59:15,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:15,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:15,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:59:15,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:15,435 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 393 states and 666 transitions. [2023-12-03 00:59:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 666 transitions. [2023-12-03 00:59:17,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:59:17,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:17,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:17,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:59:17,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:17,332 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 00:59:18,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 398 states and 673 transitions. [2023-12-03 00:59:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 673 transitions. [2023-12-03 00:59:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:59:18,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:18,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:18,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:59:18,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 408 states and 698 transitions. [2023-12-03 00:59:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 698 transitions. [2023-12-03 00:59:20,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 00:59:20,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:20,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:20,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:59:20,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:20,674 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:22,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:22,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 417 states and 713 transitions. [2023-12-03 00:59:22,336 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 713 transitions. [2023-12-03 00:59:22,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 00:59:22,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:22,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:22,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:59:22,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:24,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:24,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 428 states and 738 transitions. [2023-12-03 00:59:24,688 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 738 transitions. [2023-12-03 00:59:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 00:59:24,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:24,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:59:24,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:26,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 433 states and 750 transitions. [2023-12-03 00:59:26,064 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 750 transitions. [2023-12-03 00:59:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 00:59:26,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:26,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:26,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:59:26,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:26,452 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 102 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:27,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:27,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 438 states and 755 transitions. [2023-12-03 00:59:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 755 transitions. [2023-12-03 00:59:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 00:59:27,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:27,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:27,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:59:27,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 443 states and 776 transitions. [2023-12-03 00:59:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 776 transitions. [2023-12-03 00:59:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-03 00:59:28,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:28,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:28,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:59:28,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:30,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 446 states and 798 transitions. [2023-12-03 00:59:30,268 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 798 transitions. [2023-12-03 00:59:30,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 00:59:30,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:30,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:30,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:59:30,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 448 states and 800 transitions. [2023-12-03 00:59:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 800 transitions. [2023-12-03 00:59:31,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 00:59:31,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:31,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:31,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:59:31,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:59:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:32,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 449 states and 806 transitions. [2023-12-03 00:59:32,452 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 806 transitions. [2023-12-03 00:59:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 00:59:32,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:32,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:32,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:59:32,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 459 states and 816 transitions. [2023-12-03 00:59:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 816 transitions. [2023-12-03 00:59:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:59:34,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:34,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:34,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:59:34,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:38,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 476 states and 864 transitions. [2023-12-03 00:59:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 864 transitions. [2023-12-03 00:59:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 00:59:38,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:38,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:38,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:59:38,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-12-03 00:59:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:38,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 476 states and 863 transitions. [2023-12-03 00:59:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 863 transitions. [2023-12-03 00:59:38,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 00:59:38,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:38,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:38,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:59:38,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 483 states and 883 transitions. [2023-12-03 00:59:41,150 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 883 transitions. [2023-12-03 00:59:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 00:59:41,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:41,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:41,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:59:41,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-12-03 00:59:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 488 states and 890 transitions. [2023-12-03 00:59:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 890 transitions. [2023-12-03 00:59:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 00:59:42,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:42,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:59:42,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:42,854 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 498 states and 918 transitions. [2023-12-03 00:59:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 918 transitions. [2023-12-03 00:59:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 00:59:45,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:45,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:45,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:59:45,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:47,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 507 states and 934 transitions. [2023-12-03 00:59:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 934 transitions. [2023-12-03 00:59:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 00:59:47,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:47,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:47,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:59:47,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:50,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 518 states and 962 transitions. [2023-12-03 00:59:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 962 transitions. [2023-12-03 00:59:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 00:59:50,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:50,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:50,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:59:50,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:50,717 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 523 states and 975 transitions. [2023-12-03 00:59:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 975 transitions. [2023-12-03 00:59:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 00:59:52,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:52,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:52,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:59:52,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 170 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:54,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 528 states and 980 transitions. [2023-12-03 00:59:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 980 transitions. [2023-12-03 00:59:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 00:59:54,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:54,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:54,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:59:54,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:54,822 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 195 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:55,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 533 states and 1006 transitions. [2023-12-03 00:59:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1006 transitions. [2023-12-03 00:59:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 00:59:55,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:55,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:55,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:59:55,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:56,197 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 536 states and 1033 transitions. [2023-12-03 00:59:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1033 transitions. [2023-12-03 00:59:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 00:59:57,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:57,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:57,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:59:57,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:59:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:59,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 538 states and 1035 transitions. [2023-12-03 00:59:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1035 transitions. [2023-12-03 00:59:59,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 00:59:59,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:59,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:59,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:59:59,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:59,860 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 01:00:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:00,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 539 states and 1042 transitions. [2023-12-03 01:00:00,755 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1042 transitions. [2023-12-03 01:00:00,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 01:00:00,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:00,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:00,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:00:00,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:01,210 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 549 states and 1052 transitions. [2023-12-03 01:00:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1052 transitions. [2023-12-03 01:00:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 01:00:03,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:03,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:03,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:00:03,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 566 states and 1105 transitions. [2023-12-03 01:00:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1105 transitions. [2023-12-03 01:00:07,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 01:00:07,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:07,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:07,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:00:07,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-12-03 01:00:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 566 states and 1104 transitions. [2023-12-03 01:00:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1104 transitions. [2023-12-03 01:00:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 01:00:08,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:08,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:08,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:00:08,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:11,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:11,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 573 states and 1126 transitions. [2023-12-03 01:00:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1126 transitions. [2023-12-03 01:00:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 01:00:11,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:11,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:11,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:00:11,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2023-12-03 01:00:12,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:12,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 578 states and 1133 transitions. [2023-12-03 01:00:12,909 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1133 transitions. [2023-12-03 01:00:12,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 01:00:12,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:12,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:12,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:00:12,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 588 states and 1164 transitions. [2023-12-03 01:00:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1164 transitions. [2023-12-03 01:00:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 01:00:15,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:15,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:15,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:00:15,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:18,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 597 states and 1181 transitions. [2023-12-03 01:00:18,790 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1181 transitions. [2023-12-03 01:00:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-03 01:00:18,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:18,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:18,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:00:18,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:22,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 608 states and 1212 transitions. [2023-12-03 01:00:22,406 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1212 transitions. [2023-12-03 01:00:22,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 01:00:22,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:22,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:22,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:00:22,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:22,716 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 613 states and 1226 transitions. [2023-12-03 01:00:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1226 transitions. [2023-12-03 01:00:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 01:00:24,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:24,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:00:24,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:25,219 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 255 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:26,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 618 states and 1231 transitions. [2023-12-03 01:00:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1231 transitions. [2023-12-03 01:00:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 01:00:26,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:26,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:27,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 01:00:27,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:27,494 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 623 states and 1262 transitions. [2023-12-03 01:00:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1262 transitions. [2023-12-03 01:00:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 01:00:28,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:28,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:28,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 01:00:28,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:30,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 626 states and 1294 transitions. [2023-12-03 01:00:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1294 transitions. [2023-12-03 01:00:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 01:00:30,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:30,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:00:30,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:32,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 628 states and 1296 transitions. [2023-12-03 01:00:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1296 transitions. [2023-12-03 01:00:32,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 01:00:32,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:32,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:32,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:00:32,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 01:00:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 629 states and 1304 transitions. [2023-12-03 01:00:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1304 transitions. [2023-12-03 01:00:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-03 01:00:34,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:34,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:34,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:00:34,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:00:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 639 states and 1314 transitions. [2023-12-03 01:00:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1314 transitions. [2023-12-03 01:00:37,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 01:00:37,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:37,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:37,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:00:37,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 333 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:00:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:42,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 656 states and 1372 transitions. [2023-12-03 01:00:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1372 transitions. [2023-12-03 01:00:42,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 01:00:42,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:42,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:42,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:00:42,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2023-12-03 01:00:43,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 656 states and 1371 transitions. [2023-12-03 01:00:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1371 transitions. [2023-12-03 01:00:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 01:00:43,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:43,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:43,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:00:43,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:00:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 663 states and 1395 transitions. [2023-12-03 01:00:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1395 transitions. [2023-12-03 01:00:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 01:00:47,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:47,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:47,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:00:47,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2023-12-03 01:00:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 668 states and 1402 transitions. [2023-12-03 01:00:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1402 transitions. [2023-12-03 01:00:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 01:00:49,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:49,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:00:49,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:00:52,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:52,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 678 states and 1436 transitions. [2023-12-03 01:00:52,793 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1436 transitions. [2023-12-03 01:00:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-03 01:00:52,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:52,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:52,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:00:52,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:00:56,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 687 states and 1454 transitions. [2023-12-03 01:00:56,386 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1454 transitions. [2023-12-03 01:00:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 01:00:56,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:56,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:56,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:00:56,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 357 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:00,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 698 states and 1488 transitions. [2023-12-03 01:01:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1488 transitions. [2023-12-03 01:01:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 01:01:00,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:00,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:00,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:00,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:01,160 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 703 states and 1503 transitions. [2023-12-03 01:01:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1503 transitions. [2023-12-03 01:01:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-03 01:01:03,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:03,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:03,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:03,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 357 proven. 28 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:05,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:05,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 708 states and 1508 transitions. [2023-12-03 01:01:05,988 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1508 transitions. [2023-12-03 01:01:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 01:01:05,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:05,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:06,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:06,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:07,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 713 states and 1544 transitions. [2023-12-03 01:01:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1544 transitions. [2023-12-03 01:01:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 01:01:07,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:07,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:08,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 01:01:08,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 399 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:10,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 716 states and 1581 transitions. [2023-12-03 01:01:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1581 transitions. [2023-12-03 01:01:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-03 01:01:10,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:10,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:10,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:10,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:12,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:12,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 718 states and 1583 transitions. [2023-12-03 01:01:12,887 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1583 transitions. [2023-12-03 01:01:12,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-03 01:01:12,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:12,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:12,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 01:01:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 719 states and 1592 transitions. [2023-12-03 01:01:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1592 transitions. [2023-12-03 01:01:14,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 01:01:14,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:14,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:14,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:01:14,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:15,504 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 729 states and 1602 transitions. [2023-12-03 01:01:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1602 transitions. [2023-12-03 01:01:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 01:01:18,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:18,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:18,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:01:18,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:24,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 746 states and 1665 transitions. [2023-12-03 01:01:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1665 transitions. [2023-12-03 01:01:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 01:01:24,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:24,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:24,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:24,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-12-03 01:01:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:25,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 746 states and 1664 transitions. [2023-12-03 01:01:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1664 transitions. [2023-12-03 01:01:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 01:01:25,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:25,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:25,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:01:25,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:30,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:30,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 753 states and 1690 transitions. [2023-12-03 01:01:30,045 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1690 transitions. [2023-12-03 01:01:30,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 01:01:30,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:30,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:30,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:30,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2023-12-03 01:01:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 758 states and 1697 transitions. [2023-12-03 01:01:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1697 transitions. [2023-12-03 01:01:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 01:01:32,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:32,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:32,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 01:01:32,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:36,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:36,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 768 states and 1734 transitions. [2023-12-03 01:01:36,170 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1734 transitions. [2023-12-03 01:01:36,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-03 01:01:36,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:36,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:36,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:36,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:39,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:39,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 777 states and 1753 transitions. [2023-12-03 01:01:39,808 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1753 transitions. [2023-12-03 01:01:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 01:01:39,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:39,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:39,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:39,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:44,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 788 states and 1790 transitions. [2023-12-03 01:01:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1790 transitions. [2023-12-03 01:01:44,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-03 01:01:44,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:44,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:44,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:01:44,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 500 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:47,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 793 states and 1806 transitions. [2023-12-03 01:01:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1806 transitions. [2023-12-03 01:01:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-03 01:01:47,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:47,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:47,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:01:47,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:48,124 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 476 proven. 32 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 798 states and 1811 transitions. [2023-12-03 01:01:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1811 transitions. [2023-12-03 01:01:50,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-03 01:01:50,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:50,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:50,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 01:01:50,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 803 states and 1852 transitions. [2023-12-03 01:01:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1852 transitions. [2023-12-03 01:01:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-03 01:01:52,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:52,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:52,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 01:01:52,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:53,319 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 524 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 806 states and 1894 transitions. [2023-12-03 01:01:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1894 transitions. [2023-12-03 01:01:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-03 01:01:55,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:55,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:55,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 01:01:55,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:01:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 808 states and 1896 transitions. [2023-12-03 01:01:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1896 transitions. [2023-12-03 01:01:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-03 01:01:58,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:58,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:58,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 01:01:58,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:58,742 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 01:02:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 809 states and 1906 transitions. [2023-12-03 01:02:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1906 transitions. [2023-12-03 01:02:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 01:02:00,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:00,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:02:00,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 572 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 819 states and 1916 transitions. [2023-12-03 01:02:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1916 transitions. [2023-12-03 01:02:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-03 01:02:04,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:04,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:04,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:02:04,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 836 states and 1984 transitions. [2023-12-03 01:02:11,436 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1984 transitions. [2023-12-03 01:02:11,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 01:02:11,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:11,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:11,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:02:11,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-12-03 01:02:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 836 states and 1983 transitions. [2023-12-03 01:02:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1983 transitions. [2023-12-03 01:02:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 01:02:12,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:12,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:12,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:02:12,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 843 states and 2011 transitions. [2023-12-03 01:02:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2011 transitions. [2023-12-03 01:02:17,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-03 01:02:17,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:17,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:17,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:02:17,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2023-12-03 01:02:19,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:19,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 848 states and 2018 transitions. [2023-12-03 01:02:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2018 transitions. [2023-12-03 01:02:19,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-03 01:02:19,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:19,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:19,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 01:02:19,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 596 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:24,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 858 states and 2058 transitions. [2023-12-03 01:02:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2058 transitions. [2023-12-03 01:02:24,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 01:02:24,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:24,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:24,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 01:02:24,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:25,156 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 867 states and 2078 transitions. [2023-12-03 01:02:29,117 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2078 transitions. [2023-12-03 01:02:29,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 01:02:29,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:29,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:29,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 01:02:29,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 878 states and 2118 transitions. [2023-12-03 01:02:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2118 transitions. [2023-12-03 01:02:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 01:02:34,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:34,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:34,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 01:02:34,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:35,195 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 639 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:38,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:38,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 883 states and 2135 transitions. [2023-12-03 01:02:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2135 transitions. [2023-12-03 01:02:38,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 01:02:38,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:38,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:38,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 01:02:38,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 612 proven. 36 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:41,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:41,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 888 states and 2140 transitions. [2023-12-03 01:02:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2140 transitions. [2023-12-03 01:02:41,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 01:02:41,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:41,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:41,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 01:02:41,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 657 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 893 states and 2186 transitions. [2023-12-03 01:02:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2186 transitions. [2023-12-03 01:02:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 01:02:44,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:44,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 01:02:44,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:45,116 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:47,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 896 states and 2233 transitions. [2023-12-03 01:02:47,626 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2233 transitions. [2023-12-03 01:02:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 01:02:47,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:47,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:47,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:02:47,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 675 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 898 states and 2235 transitions. [2023-12-03 01:02:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 2235 transitions. [2023-12-03 01:02:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 01:02:50,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:50,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:50,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:02:50,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:50,967 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 675 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 01:02:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 899 states and 2246 transitions. [2023-12-03 01:02:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2246 transitions. [2023-12-03 01:02:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-03 01:02:52,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:52,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:52,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:02:52,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:53,816 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 720 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:02:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 909 states and 2256 transitions. [2023-12-03 01:02:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2256 transitions. [2023-12-03 01:02:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-03 01:02:57,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:57,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:57,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:02:57,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:05,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:05,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 926 states and 2329 transitions. [2023-12-03 01:03:05,536 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2329 transitions. [2023-12-03 01:03:05,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-03 01:03:05,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:05,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:05,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:03:05,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-12-03 01:03:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 926 states and 2328 transitions. [2023-12-03 01:03:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2328 transitions. [2023-12-03 01:03:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-03 01:03:06,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:06,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:06,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:03:06,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:08,195 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 738 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:12,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 933 states and 2358 transitions. [2023-12-03 01:03:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2358 transitions. [2023-12-03 01:03:12,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-03 01:03:12,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:12,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:12,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:03:12,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2023-12-03 01:03:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:15,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 938 states and 2365 transitions. [2023-12-03 01:03:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2365 transitions. [2023-12-03 01:03:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-03 01:03:15,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:15,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:15,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 01:03:15,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:15,673 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 747 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 948 states and 2408 transitions. [2023-12-03 01:03:19,779 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 2408 transitions. [2023-12-03 01:03:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 01:03:19,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:19,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:19,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:03:19,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:20,546 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 756 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 957 states and 2429 transitions. [2023-12-03 01:03:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2429 transitions. [2023-12-03 01:03:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-03 01:03:24,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:24,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:24,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:03:24,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:30,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 968 states and 2472 transitions. [2023-12-03 01:03:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 2472 transitions. [2023-12-03 01:03:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 01:03:30,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:30,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:30,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:03:30,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 973 states and 2490 transitions. [2023-12-03 01:03:34,572 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2490 transitions. [2023-12-03 01:03:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-03 01:03:34,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:34,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:34,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:03:34,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:35,463 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 765 proven. 40 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:38,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 978 states and 2495 transitions. [2023-12-03 01:03:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2495 transitions. [2023-12-03 01:03:38,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-12-03 01:03:38,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:38,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:38,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 01:03:38,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 0 proven. 815 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:41,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 983 states and 2546 transitions. [2023-12-03 01:03:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2546 transitions. [2023-12-03 01:03:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-03 01:03:41,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:41,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:41,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 01:03:41,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:42,659 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 0 proven. 825 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 986 states and 2598 transitions. [2023-12-03 01:03:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2598 transitions. [2023-12-03 01:03:45,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 01:03:45,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:45,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:45,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:03:45,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:47,184 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:49,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:49,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 988 states and 2600 transitions. [2023-12-03 01:03:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2600 transitions. [2023-12-03 01:03:49,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 01:03:49,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:49,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 01:03:49,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 01:03:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 989 states and 2612 transitions. [2023-12-03 01:03:51,552 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2612 transitions. [2023-12-03 01:03:51,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 01:03:51,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:51,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 01:03:51,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:03:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 999 states and 2622 transitions. [2023-12-03 01:03:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2622 transitions. [2023-12-03 01:03:57,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-03 01:03:57,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:57,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:57,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 01:03:57,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:58,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:04:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1016 states and 2700 transitions. [2023-12-03 01:04:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2700 transitions. [2023-12-03 01:04:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-03 01:04:08,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:08,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:08,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:04:08,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-12-03 01:04:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1016 states and 2699 transitions. [2023-12-03 01:04:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2699 transitions. [2023-12-03 01:04:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-03 01:04:09,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:09,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:09,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 01:04:09,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 905 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:04:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1023 states and 2731 transitions. [2023-12-03 01:04:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2731 transitions. [2023-12-03 01:04:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 01:04:17,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:17,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:17,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:04:17,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 925 trivial. 0 not checked. [2023-12-03 01:04:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1028 states and 2738 transitions. [2023-12-03 01:04:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2738 transitions. [2023-12-03 01:04:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 01:04:20,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:20,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:20,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 01:04:20,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:20,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1025 backedges. 0 proven. 915 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:04:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:26,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1038 states and 2784 transitions. [2023-12-03 01:04:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2784 transitions. [2023-12-03 01:04:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 01:04:26,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:26,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 01:04:26,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:04:31,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 925 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 01:05:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 211 states and 231 transitions. [2023-12-03 01:05:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 231 transitions. [2023-12-03 01:05:07,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-03 01:05:07,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:07,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:07,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:05:07,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:07,696 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2023-12-03 01:05:09,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:09,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 204 states and 224 transitions. [2023-12-03 01:05:09,072 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 224 transitions. [2023-12-03 01:05:09,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-03 01:05:09,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:09,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:09,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:05:09,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:05:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2023-12-03 01:05:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3065 states to 195 states and 215 transitions. [2023-12-03 01:05:10,609 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 215 transitions. [2023-12-03 01:05:10,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 01:05:10,610 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 165 iterations. [2023-12-03 01:05:10,617 INFO L751 CodeCheckObserver]: All specifications hold 22 specifications checked. All of them hold [2023-12-03 01:05:15,054 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:05:15,058 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 01:05:15,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:05:15 ImpRootNode [2023-12-03 01:05:15,058 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:05:15,058 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:05:15,058 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:05:15,059 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:05:15,059 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:58:25" (3/4) ... [2023-12-03 01:05:15,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 01:05:15,063 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 01:05:15,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 01:05:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 01:05:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 01:05:15,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 01:05:15,135 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 01:05:15,135 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 01:05:15,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:05:15,136 INFO L158 Benchmark]: Toolchain (without parser) took 410013.98ms. Allocated memory was 146.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 110.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 963.2MB. Max. memory is 16.1GB. [2023-12-03 01:05:15,136 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:15,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.02ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 99.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:05:15,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.53ms. Allocated memory is still 146.8MB. Free memory was 99.8MB in the beginning and 98.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:05:15,137 INFO L158 Benchmark]: Boogie Preprocessor took 26.83ms. Allocated memory is still 146.8MB. Free memory was 98.4MB in the beginning and 97.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:05:15,137 INFO L158 Benchmark]: RCFGBuilder took 460.28ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 81.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:05:15,138 INFO L158 Benchmark]: CodeCheck took 409109.10ms. Allocated memory was 146.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 81.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2023-12-03 01:05:15,138 INFO L158 Benchmark]: Witness Printer took 76.94ms. Allocated memory is still 2.3GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 01:05:15,140 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 2 procedures, 53 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 404.6s, OverallIterations: 165, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 211757 SdHoareTripleChecker+Valid, 651.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 207193 mSDsluCounter, 32468 SdHoareTripleChecker+Invalid, 563.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17954 mSDsCounter, 53263 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 606456 IncrementalHoareTripleChecker+Invalid, 659719 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 53263 mSolverCounterUnsat, 14514 mSDtfsCounter, 606456 mSolverCounterSat, 6.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150054 GetRequests, 137099 SyntacticMatches, 10937 SemanticMatches, 2018 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2828152 ImplicationChecksByTransitivity, 347.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 63.9s InterpolantComputationTime, 16957 NumberOfCodeBlocks, 16957 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 16793 ConstructedInterpolants, 0 QuantifiedInterpolants, 78298 SizeOfPredicates, 31 NumberOfNonLiveVariables, 30875 ConjunctsInSsa, 1514 ConjunctsInUnsatCore, 164 InterpolantComputations, 95 PerfectInterpolantSequences, 34100/53460 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 22 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.02ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 99.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.53ms. Allocated memory is still 146.8MB. Free memory was 99.8MB in the beginning and 98.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.83ms. Allocated memory is still 146.8MB. Free memory was 98.4MB in the beginning and 97.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 460.28ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 81.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 409109.10ms. Allocated memory was 146.8MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 81.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 76.94ms. Allocated memory is still 2.3GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 01:05:15,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15bcb10d-a3ee-4d08-abec-69acec0d1999/bin/ukojak-verify-Qdu7aM0XO9/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