./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i --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_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/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_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/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_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/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 e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:51,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:51,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:51,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:51,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:51,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:51,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:51,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:51,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:51,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:51,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:51,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:51,783 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:51,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:51,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:51,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:51,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:51,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:51,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:51,788 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:51,789 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:51,789 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:51,790 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:51,790 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:51,791 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:51,792 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:51,792 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:51,793 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:51,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:51,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:51,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:51,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:51,796 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:51,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:51,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:51,796 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_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 [2023-11-21 18:51:52,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:52,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:52,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:52,110 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:52,111 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:52,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2023-11-21 18:51:55,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:55,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:55,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2023-11-21 18:51:55,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/data/8d2219c1d/76572e1458624a519957fed5194d7b2d/FLAGcf852d261 [2023-11-21 18:51:55,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/data/8d2219c1d/76572e1458624a519957fed5194d7b2d [2023-11-21 18:51:55,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:55,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:55,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:55,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:55,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:55,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:55" (1/1) ... [2023-11-21 18:51:55,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5a3e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:55, skipping insertion in model container [2023-11-21 18:51:55,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:55" (1/1) ... [2023-11-21 18:51:55,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:55,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:55,939 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:55,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:56,031 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:56,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56 WrapperNode [2023-11-21 18:51:56,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:56,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:56,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:56,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:56,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,097 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2023-11-21 18:51:56,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:56,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:56,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:56,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:56,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,127 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:56,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:56,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:56,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:56,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:56,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:56,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:56,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51e31b34-77c9-49cb-85f1-e3cfe1772ed2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:56,353 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:56,356 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:56,637 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:56,705 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:56,706 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:51:56,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:56 BoogieIcfgContainer [2023-11-21 18:51:56,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:56,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:56,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:56,719 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:56,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-21 18:51:56,787 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-21 18:51:56,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:51:56,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:56,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:57,183 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 18:51:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-21 18:51:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-21 18:51:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:51:57,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:57,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:57,331 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 18:51:57,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-21 18:51:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-21 18:51:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:51:57,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:57,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:57,525 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 18:51:57,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:57,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2023-11-21 18:51:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2023-11-21 18:51:57,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:51:57,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:57,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:57,828 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 18:51:57,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:57,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-11-21 18:51:57,863 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-21 18:51:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:51:57,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:57,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:57,969 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 18:51:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 54 states and 74 transitions. [2023-11-21 18:51:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 74 transitions. [2023-11-21 18:51:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:51:58,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:58,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:51:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2023-11-21 18:51:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2023-11-21 18:51:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:51:58,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:58,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:58,768 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 18:51:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 61 states and 87 transitions. [2023-11-21 18:51:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 87 transitions. [2023-11-21 18:51:59,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:51:59,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:59,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:59,334 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 18:51:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-21 18:51:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-21 18:51:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:51:59,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:59,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:59,813 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 18:52:00,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions. [2023-11-21 18:52:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-21 18:52:00,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:00,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:00,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2023-11-21 18:52:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2023-11-21 18:52:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:00,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:00,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:01,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-11-21 18:52:01,128 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-21 18:52:01,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:01,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:01,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 76 states and 114 transitions. [2023-11-21 18:52:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2023-11-21 18:52:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:01,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:01,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:01,373 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 18:52:01,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:01,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2023-11-21 18:52:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2023-11-21 18:52:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:52:01,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:01,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:01,408 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 18:52:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2023-11-21 18:52:02,119 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2023-11-21 18:52:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:02,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:02,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2023-11-21 18:52:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2023-11-21 18:52:03,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:03,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:03,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:03,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 93 states and 156 transitions. [2023-11-21 18:52:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 156 transitions. [2023-11-21 18:52:03,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:03,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:03,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 95 states and 157 transitions. [2023-11-21 18:52:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 157 transitions. [2023-11-21 18:52:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:04,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:04,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2023-11-21 18:52:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2023-11-21 18:52:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:04,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:04,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2023-11-21 18:52:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2023-11-21 18:52:04,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:04,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2023-11-21 18:52:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-11-21 18:52:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:04,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:04,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:04,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:05,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 160 transitions. [2023-11-21 18:52:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2023-11-21 18:52:05,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:52:05,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:05,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:05,963 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 18:52:07,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:07,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2023-11-21 18:52:07,181 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2023-11-21 18:52:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:07,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:07,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 108 states and 172 transitions. [2023-11-21 18:52:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 172 transitions. [2023-11-21 18:52:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:08,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:08,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:09,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 113 states and 181 transitions. [2023-11-21 18:52:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 181 transitions. [2023-11-21 18:52:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:09,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:09,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2023-11-21 18:52:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2023-11-21 18:52:09,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:09,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:09,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 116 states and 182 transitions. [2023-11-21 18:52:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 182 transitions. [2023-11-21 18:52:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:09,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:09,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:09,843 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 18:52:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 120 states and 189 transitions. [2023-11-21 18:52:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 189 transitions. [2023-11-21 18:52:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:52:10,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:10,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:10,714 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 18:52:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 124 states and 193 transitions. [2023-11-21 18:52:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 193 transitions. [2023-11-21 18:52:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:11,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:11,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:12,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2023-11-21 18:52:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2023-11-21 18:52:12,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:12,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:12,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:12,183 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 18:52:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 131 states and 202 transitions. [2023-11-21 18:52:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 202 transitions. [2023-11-21 18:52:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:12,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:12,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 213 transitions. [2023-11-21 18:52:14,341 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2023-11-21 18:52:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:14,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:14,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 136 states and 214 transitions. [2023-11-21 18:52:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 214 transitions. [2023-11-21 18:52:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:14,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:14,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:15,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2023-11-21 18:52:15,184 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2023-11-21 18:52:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:15,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:15,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:15,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:15,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 158 transitions. [2023-11-21 18:52:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 158 transitions. [2023-11-21 18:52:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:15,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:15,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:17,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 113 states and 173 transitions. [2023-11-21 18:52:17,265 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 173 transitions. [2023-11-21 18:52:17,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:17,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:17,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:17,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:18,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:18,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 118 states and 185 transitions. [2023-11-21 18:52:18,588 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 185 transitions. [2023-11-21 18:52:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:18,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:18,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 120 states and 186 transitions. [2023-11-21 18:52:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 186 transitions. [2023-11-21 18:52:19,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:19,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:19,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:19,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2023-11-21 18:52:19,465 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2023-11-21 18:52:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:19,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:19,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 122 states and 186 transitions. [2023-11-21 18:52:19,873 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 186 transitions. [2023-11-21 18:52:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:19,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:19,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:20,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 124 states and 187 transitions. [2023-11-21 18:52:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2023-11-21 18:52:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:20,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:20,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:21,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:21,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 129 states and 204 transitions. [2023-11-21 18:52:21,921 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 204 transitions. [2023-11-21 18:52:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:21,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:21,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:21,960 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:22,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2023-11-21 18:52:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2023-11-21 18:52:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:22,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:22,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-21 18:52:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-21 18:52:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:23,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,216 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:23,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 135 states and 215 transitions. [2023-11-21 18:52:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 215 transitions. [2023-11-21 18:52:23,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:23,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:23,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:23,692 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 136 states and 215 transitions. [2023-11-21 18:52:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-21 18:52:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:24,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,190 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 138 states and 216 transitions. [2023-11-21 18:52:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2023-11-21 18:52:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:24,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:24,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:24,642 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:25,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 139 states and 216 transitions. [2023-11-21 18:52:25,075 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 216 transitions. [2023-11-21 18:52:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:25,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:25,097 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:26,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 140 states and 216 transitions. [2023-11-21 18:52:26,802 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 216 transitions. [2023-11-21 18:52:26,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:26,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:26,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:26,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 145 states and 225 transitions. [2023-11-21 18:52:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 225 transitions. [2023-11-21 18:52:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:28,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:28,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 147 states and 226 transitions. [2023-11-21 18:52:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 226 transitions. [2023-11-21 18:52:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:29,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:52:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 148 states and 226 transitions. [2023-11-21 18:52:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 226 transitions. [2023-11-21 18:52:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:29,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:29,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:52:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:30,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 148 states and 224 transitions. [2023-11-21 18:52:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 224 transitions. [2023-11-21 18:52:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:30,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:30,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2023-11-21 18:52:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2023-11-21 18:52:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:32,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:32,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:33,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:33,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 150 states and 227 transitions. [2023-11-21 18:52:33,230 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-21 18:52:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:33,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:33,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:33,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 148 states and 223 transitions. [2023-11-21 18:52:33,793 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2023-11-21 18:52:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:33,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:33,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:52:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 150 states and 227 transitions. [2023-11-21 18:52:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-21 18:52:35,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:52:35,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,499 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 18:52:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:35,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 225 transitions. [2023-11-21 18:52:35,510 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2023-11-21 18:52:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:35,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:52:36,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2023-11-21 18:52:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2023-11-21 18:52:36,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:52:36,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:36,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:36,587 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 18:52:36,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:36,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 150 states and 226 transitions. [2023-11-21 18:52:36,595 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 226 transitions. [2023-11-21 18:52:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:52:36,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:36,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:36,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:37,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2023-11-21 18:52:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2023-11-21 18:52:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:37,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:39,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:39,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 156 states and 243 transitions. [2023-11-21 18:52:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 243 transitions. [2023-11-21 18:52:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:39,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:40,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 158 states and 246 transitions. [2023-11-21 18:52:40,267 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 246 transitions. [2023-11-21 18:52:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:40,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:40,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:40,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 161 states and 253 transitions. [2023-11-21 18:52:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 253 transitions. [2023-11-21 18:52:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:41,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:42,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 163 states and 254 transitions. [2023-11-21 18:52:42,401 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 254 transitions. [2023-11-21 18:52:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:42,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:42,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:52:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 164 states and 254 transitions. [2023-11-21 18:52:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 254 transitions. [2023-11-21 18:52:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:43,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:43,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:52:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:43,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 166 states and 255 transitions. [2023-11-21 18:52:43,547 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 255 transitions. [2023-11-21 18:52:43,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:43,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:43,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:43,969 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 18:52:45,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 171 states and 272 transitions. [2023-11-21 18:52:45,366 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 272 transitions.