./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2 --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 cb0d07e46dc94102f1a204dcfe0d8cca3d45653b0db7cea07d03c16ba8563271 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:25,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:25,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:50:25,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:25,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:25,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:25,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:25,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:25,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:25,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:25,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:25,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:25,509 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:50:25,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:25,511 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:50:25,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:25,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:25,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:25,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:25,514 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:25,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:25,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:50:25,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:25,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:25,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:25,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:25,518 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:25,519 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:25,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:25,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:25,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:25,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:25,522 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:25,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:25,523 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:25,523 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_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb0d07e46dc94102f1a204dcfe0d8cca3d45653b0db7cea07d03c16ba8563271 [2023-11-21 18:50:25,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:25,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:25,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:25,873 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:25,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:25,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2023-11-21 18:50:28,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:29,170 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:29,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2023-11-21 18:50:29,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/data/04017201f/78b9c0898b36487cb07198194b5ce8db/FLAG015e0ea3f [2023-11-21 18:50:29,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/data/04017201f/78b9c0898b36487cb07198194b5ce8db [2023-11-21 18:50:29,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:29,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:29,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:29,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:29,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:29,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea3b5cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29, skipping insertion in model container [2023-11-21 18:50:29,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:29,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:29,492 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:29,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:29,557 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:29,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29 WrapperNode [2023-11-21 18:50:29,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:29,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:29,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:29,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:29,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,623 INFO L138 Inliner]: procedures = 14, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-21 18:50:29,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:29,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:29,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:29,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:29,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,666 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:29,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:29,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:29,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:29,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:29" (1/1) ... [2023-11-21 18:50:29,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:29,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:29,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:29,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5215f16d-d68f-46a5-8fef-8045b0325daa/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:50:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:50:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:50:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:50:29,859 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:29,861 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:30,091 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:30,214 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:30,214 INFO L308 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-21 18:50:30,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:30 BoogieIcfgContainer [2023-11-21 18:50:30,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:30,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:30,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:30,235 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:30,245 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:30" (1/1) ... [2023-11-21 18:50:30,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:30,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-21 18:50:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-21 18:50:30,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:30,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:30,531 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-21 18:50:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-21 18:50:30,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:30,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:30,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-21 18:50:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-21 18:50:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:50:30,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:30,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:30,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:30,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:50:30,969 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:50:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:50:30,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2023-11-21 18:50:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-11-21 18:50:31,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:50:31,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2023-11-21 18:50:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-11-21 18:50:31,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:50:31,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2023-11-21 18:50:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2023-11-21 18:50:31,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:31,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2023-11-21 18:50:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2023-11-21 18:50:31,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:31,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 64 states and 102 transitions. [2023-11-21 18:50:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 102 transitions. [2023-11-21 18:50:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:31,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 68 states and 111 transitions. [2023-11-21 18:50:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 111 transitions. [2023-11-21 18:50:31,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:31,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2023-11-21 18:50:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2023-11-21 18:50:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:31,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:31,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:31,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 73 states and 123 transitions. [2023-11-21 18:50:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 123 transitions. [2023-11-21 18:50:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:32,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 74 states and 123 transitions. [2023-11-21 18:50:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 123 transitions. [2023-11-21 18:50:32,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:32,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2023-11-21 18:50:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2023-11-21 18:50:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:32,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2023-11-21 18:50:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2023-11-21 18:50:32,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:32,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 83 states and 144 transitions. [2023-11-21 18:50:32,405 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 144 transitions. [2023-11-21 18:50:32,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:32,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 86 states and 153 transitions. [2023-11-21 18:50:32,486 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 153 transitions. [2023-11-21 18:50:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:32,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 88 states and 158 transitions. [2023-11-21 18:50:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 158 transitions. [2023-11-21 18:50:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:32,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:32,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:33,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 91 states and 165 transitions. [2023-11-21 18:50:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 165 transitions. [2023-11-21 18:50:33,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:33,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:33,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2023-11-21 18:50:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2023-11-21 18:50:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:33,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 97 states and 175 transitions. [2023-11-21 18:50:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 175 transitions. [2023-11-21 18:50:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:33,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 101 states and 185 transitions. [2023-11-21 18:50:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2023-11-21 18:50:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:33,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 103 states and 187 transitions. [2023-11-21 18:50:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 187 transitions. [2023-11-21 18:50:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:33,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:50:33,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:33,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 104 states and 189 transitions. [2023-11-21 18:50:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 189 transitions. [2023-11-21 18:50:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:50:33,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:34,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:50:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 190 transitions. [2023-11-21 18:50:34,106 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2023-11-21 18:50:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:50:34,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:34,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:34,216 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:34,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 109 states and 193 transitions. [2023-11-21 18:50:34,434 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 193 transitions. [2023-11-21 18:50:34,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:50:34,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:50:34,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 112 states and 200 transitions. [2023-11-21 18:50:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 200 transitions. [2023-11-21 18:50:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:50:34,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:34,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:34,869 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:50:35,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 115 states and 203 transitions. [2023-11-21 18:50:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 203 transitions. [2023-11-21 18:50:35,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:35,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:50:35,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 204 transitions. [2023-11-21 18:50:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 204 transitions. [2023-11-21 18:50:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:35,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 207 transitions. [2023-11-21 18:50:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 207 transitions. [2023-11-21 18:50:35,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:35,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:36,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 123 states and 214 transitions. [2023-11-21 18:50:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 214 transitions. [2023-11-21 18:50:36,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:36,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:36,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:50:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2023-11-21 18:50:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2023-11-21 18:50:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:36,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:36,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:36,326 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:50:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 128 states and 218 transitions. [2023-11-21 18:50:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2023-11-21 18:50:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:36,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:50:36,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:36,571 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 131 states and 221 transitions. [2023-11-21 18:50:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 221 transitions. [2023-11-21 18:50:36,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:36,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:50:36,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 134 states and 228 transitions. [2023-11-21 18:50:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2023-11-21 18:50:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:37,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:37,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:50:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 231 transitions. [2023-11-21 18:50:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 231 transitions. [2023-11-21 18:50:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:37,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:37,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:37,628 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:50:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 139 states and 232 transitions. [2023-11-21 18:50:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 232 transitions. [2023-11-21 18:50:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:37,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:37,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:37,891 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:38,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 142 states and 235 transitions. [2023-11-21 18:50:38,202 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 235 transitions. [2023-11-21 18:50:38,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:38,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:38,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 145 states and 242 transitions. [2023-11-21 18:50:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 242 transitions. [2023-11-21 18:50:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:38,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:38,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:38,728 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:50:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 148 states and 245 transitions. [2023-11-21 18:50:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 245 transitions. [2023-11-21 18:50:38,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:38,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:38,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:50:39,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 246 transitions. [2023-11-21 18:50:39,155 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2023-11-21 18:50:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:50:39,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:50:39,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 153 states and 249 transitions. [2023-11-21 18:50:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 249 transitions. [2023-11-21 18:50:39,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:50:39,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:50:39,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 156 states and 256 transitions. [2023-11-21 18:50:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 256 transitions. [2023-11-21 18:50:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:50:40,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:40,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:50:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 159 states and 259 transitions. [2023-11-21 18:50:40,535 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 259 transitions. [2023-11-21 18:50:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:40,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:40,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:40,626 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:50:40,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 161 states and 260 transitions. [2023-11-21 18:50:40,742 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 260 transitions. [2023-11-21 18:50:40,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:40,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:50:40,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 164 states and 263 transitions. [2023-11-21 18:50:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 263 transitions. [2023-11-21 18:50:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:41,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 18:50:41,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:41,485 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:41,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 167 states and 270 transitions. [2023-11-21 18:50:41,893 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 270 transitions. [2023-11-21 18:50:41,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:41,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:41,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:50:42,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 170 states and 273 transitions. [2023-11-21 18:50:42,229 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 273 transitions. [2023-11-21 18:50:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:42,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:42,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:42,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:50:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 172 states and 274 transitions. [2023-11-21 18:50:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 274 transitions. [2023-11-21 18:50:42,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:42,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:42,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:50:42,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 175 states and 277 transitions. [2023-11-21 18:50:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 277 transitions. [2023-11-21 18:50:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:43,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 18:50:43,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 178 states and 284 transitions. [2023-11-21 18:50:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 284 transitions. [2023-11-21 18:50:43,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:43,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:43,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-21 18:50:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 181 states and 287 transitions. [2023-11-21 18:50:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 287 transitions. [2023-11-21 18:50:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:44,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:44,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:50:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 183 states and 288 transitions. [2023-11-21 18:50:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 288 transitions. [2023-11-21 18:50:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:44,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:50:44,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:44,569 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 186 states and 291 transitions. [2023-11-21 18:50:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2023-11-21 18:50:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:45,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:50:45,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:45,212 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:45,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 189 states and 298 transitions. [2023-11-21 18:50:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 298 transitions. [2023-11-21 18:50:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:45,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:45,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-21 18:50:46,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 192 states and 301 transitions. [2023-11-21 18:50:46,036 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2023-11-21 18:50:46,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:46,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:46,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:46,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 194 states and 302 transitions. [2023-11-21 18:50:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 302 transitions. [2023-11-21 18:50:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:46,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:46,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:50:46,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:46,595 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:47,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 197 states and 305 transitions. [2023-11-21 18:50:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 305 transitions. [2023-11-21 18:50:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:47,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 18:50:47,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:47,192 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:47,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 200 states and 312 transitions. [2023-11-21 18:50:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 312 transitions. [2023-11-21 18:50:47,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:47,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:47,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 203 states and 315 transitions. [2023-11-21 18:50:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 315 transitions. [2023-11-21 18:50:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:48,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:48,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:50:48,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 205 states and 316 transitions. [2023-11-21 18:50:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 316 transitions. [2023-11-21 18:50:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:48,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:50:48,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:49,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 208 states and 319 transitions. [2023-11-21 18:50:49,159 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 319 transitions. [2023-11-21 18:50:49,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:49,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:50:49,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:49,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 211 states and 326 transitions. [2023-11-21 18:50:49,896 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 326 transitions. [2023-11-21 18:50:49,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:49,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:49,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:49,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-21 18:50:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 214 states and 329 transitions. [2023-11-21 18:50:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-21 18:50:50,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:50:50,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:50,429 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:50,483 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:50:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 216 states and 330 transitions. [2023-11-21 18:50:50,633 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 330 transitions. [2023-11-21 18:50:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:50,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:50:50,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:51,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 219 states and 333 transitions. [2023-11-21 18:50:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 333 transitions. [2023-11-21 18:50:51,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:51,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:51,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:50:51,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 222 states and 340 transitions. [2023-11-21 18:50:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 340 transitions. [2023-11-21 18:50:52,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:52,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:52,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:52,279 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-21 18:50:52,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 225 states and 343 transitions. [2023-11-21 18:50:52,590 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 343 transitions. [2023-11-21 18:50:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:52,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:52,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:50:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 227 states and 344 transitions. [2023-11-21 18:50:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 344 transitions. [2023-11-21 18:50:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:52,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:53,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:50:53,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:53,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 230 states and 347 transitions. [2023-11-21 18:50:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 347 transitions. [2023-11-21 18:50:53,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:53,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:53,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:53,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:50:53,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 233 states and 354 transitions. [2023-11-21 18:50:54,607 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 354 transitions. [2023-11-21 18:50:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:54,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:54,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:54,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:54,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:54,741 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-21 18:50:55,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 236 states and 357 transitions. [2023-11-21 18:50:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 357 transitions. [2023-11-21 18:50:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:55,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:55,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:50:55,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 238 states and 358 transitions. [2023-11-21 18:50:55,389 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2023-11-21 18:50:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:55,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:50:55,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 15 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:56,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 241 states and 361 transitions. [2023-11-21 18:50:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 361 transitions. [2023-11-21 18:50:56,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:56,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:56,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:56,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:50:56,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:56,612 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:57,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:57,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 244 states and 368 transitions. [2023-11-21 18:50:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 368 transitions. [2023-11-21 18:50:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:57,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:57,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:57,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:57,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-21 18:50:57,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:57,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 247 states and 371 transitions. [2023-11-21 18:50:57,640 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 371 transitions. [2023-11-21 18:50:57,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:57,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:57,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:57,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:57,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:57,833 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:50:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 249 states and 372 transitions. [2023-11-21 18:50:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 372 transitions. [2023-11-21 18:50:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:58,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:58,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:50:58,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:58,383 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 16 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 252 states and 375 transitions. [2023-11-21 18:50:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 375 transitions. [2023-11-21 18:50:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:58,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:58,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:50:58,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 255 states and 382 transitions. [2023-11-21 18:50:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2023-11-21 18:50:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:59,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:59,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:59,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:50:59,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-11-21 18:51:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 258 states and 385 transitions. [2023-11-21 18:51:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 385 transitions. [2023-11-21 18:51:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:51:00,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:00,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:00,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:00,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:51:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 260 states and 386 transitions. [2023-11-21 18:51:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 386 transitions. [2023-11-21 18:51:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:51:00,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:00,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:51:00,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 17 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:01,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 263 states and 389 transitions. [2023-11-21 18:51:01,626 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 389 transitions. [2023-11-21 18:51:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:51:01,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:01,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:01,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:51:01,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:02,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:02,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 266 states and 396 transitions. [2023-11-21 18:51:02,514 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 396 transitions. [2023-11-21 18:51:02,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:51:02,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:02,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:02,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:02,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:02,686 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2023-11-21 18:51:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:03,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 269 states and 399 transitions. [2023-11-21 18:51:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 399 transitions. [2023-11-21 18:51:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:51:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:03,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:03,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:03,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:03,326 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:51:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:03,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 271 states and 400 transitions. [2023-11-21 18:51:03,529 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 400 transitions. [2023-11-21 18:51:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:03,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:03,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:51:03,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 18 proven. 376 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 274 states and 403 transitions. [2023-11-21 18:51:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 403 transitions. [2023-11-21 18:51:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:04,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:04,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:04,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-21 18:51:04,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:04,982 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:05,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 277 states and 410 transitions. [2023-11-21 18:51:05,657 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 410 transitions. [2023-11-21 18:51:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:51:05,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:05,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:05,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:05,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:05,829 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-11-21 18:51:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 280 states and 413 transitions. [2023-11-21 18:51:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 413 transitions. [2023-11-21 18:51:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:51:06,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:06,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:06,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:51:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:06,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 282 states and 414 transitions. [2023-11-21 18:51:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 414 transitions. [2023-11-21 18:51:06,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:51:06,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:06,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:51:06,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 19 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 285 states and 417 transitions. [2023-11-21 18:51:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 417 transitions. [2023-11-21 18:51:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:51:07,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:07,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:07,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:51:07,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 288 states and 424 transitions. [2023-11-21 18:51:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 424 transitions. [2023-11-21 18:51:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:51:08,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:08,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:08,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2023-11-21 18:51:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 291 states and 427 transitions. [2023-11-21 18:51:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 427 transitions. [2023-11-21 18:51:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:51:09,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:09,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:09,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:51:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:09,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 293 states and 428 transitions. [2023-11-21 18:51:09,821 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 428 transitions. [2023-11-21 18:51:09,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:09,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:09,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:51:09,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 20 proven. 477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 296 states and 431 transitions. [2023-11-21 18:51:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 431 transitions. [2023-11-21 18:51:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:11,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:11,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:11,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:51:11,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 299 states and 438 transitions. [2023-11-21 18:51:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 438 transitions. [2023-11-21 18:51:12,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:12,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:12,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:12,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:12,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2023-11-21 18:51:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 302 states and 441 transitions. [2023-11-21 18:51:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 441 transitions. [2023-11-21 18:51:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:51:12,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:12,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:12,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:12,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:51:13,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:13,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 304 states and 442 transitions. [2023-11-21 18:51:13,171 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 442 transitions. [2023-11-21 18:51:13,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:51:13,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:13,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:13,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:51:13,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:13,630 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 21 proven. 532 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:14,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 307 states and 445 transitions. [2023-11-21 18:51:14,378 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 445 transitions. [2023-11-21 18:51:14,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:51:14,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:14,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:14,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:51:14,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 310 states and 452 transitions. [2023-11-21 18:51:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 452 transitions. [2023-11-21 18:51:15,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:51:15,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:15,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:15,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:15,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:15,651 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2023-11-21 18:51:16,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:16,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 313 states and 455 transitions. [2023-11-21 18:51:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 455 transitions. [2023-11-21 18:51:16,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:51:16,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:16,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:16,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:51:16,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2023-11-21 18:51:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 315 states and 456 transitions. [2023-11-21 18:51:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 456 transitions. [2023-11-21 18:51:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:51:16,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:16,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:16,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:51:16,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:17,078 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 22 proven. 590 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:51:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 318 states and 459 transitions. [2023-11-21 18:51:17,804 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 459 transitions. [2023-11-21 18:51:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:51:17,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:17,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:17,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:51:17,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:51:18,175 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.