./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/subseq-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_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/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_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/subseq-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/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_439f4e4c-028e-44f3-921e-f579141d8cae/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 332083c9703e7f789c3b57b3574f68dffe1c5555ad9f8a0d56f0eaba0a86f436 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:56,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:56,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:46:56,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:56,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:56,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:56,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:56,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:56,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:56,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:56,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:56,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:56,823 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:46:56,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:56,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:46:56,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:56,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:56,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:56,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:56,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:56,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:56,829 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:46:56,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:56,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:56,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:56,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:56,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:56,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:56,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:56,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:56,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:56,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:56,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:56,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:56,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:56,836 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_439f4e4c-028e-44f3-921e-f579141d8cae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 332083c9703e7f789c3b57b3574f68dffe1c5555ad9f8a0d56f0eaba0a86f436 [2023-11-21 18:46:57,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:57,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:57,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:57,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:57,221 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:57,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-memsafety/subseq-alloca-2.i [2023-11-21 18:47:00,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:00,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:00,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/sv-benchmarks/c/array-memsafety/subseq-alloca-2.i [2023-11-21 18:47:00,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/data/cad4b401a/457a6609351a4d229abc109403d20e12/FLAG994e4b4b1 [2023-11-21 18:47:00,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/data/cad4b401a/457a6609351a4d229abc109403d20e12 [2023-11-21 18:47:00,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:00,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:00,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:00,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:00,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:00,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:00" (1/1) ... [2023-11-21 18:47:00,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be75179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:00, skipping insertion in model container [2023-11-21 18:47:00,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:00" (1/1) ... [2023-11-21 18:47:00,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:01,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:01,213 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:01,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:01,316 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:01,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01 WrapperNode [2023-11-21 18:47:01,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:01,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:01,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:01,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:01,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,382 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 113 [2023-11-21 18:47:01,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:01,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:01,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:01,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:01,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:01,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:01,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:01,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:01,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:01" (1/1) ... [2023-11-21 18:47:01,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:01,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:01,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:01,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_439f4e4c-028e-44f3-921e-f579141d8cae/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:47:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:47:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:01,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:01,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:01,644 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:01,646 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:01,971 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:02,046 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:02,046 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:47:02,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:02 BoogieIcfgContainer [2023-11-21 18:47:02,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:02,049 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:02,049 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:02,063 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:02,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:02" (1/1) ... [2023-11-21 18:47:02,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2023-11-21 18:47:02,139 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2023-11-21 18:47:02,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:47:02,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,460 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 18:47:02,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2023-11-21 18:47:02,505 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2023-11-21 18:47:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:47:02,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,668 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 18:47:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-21 18:47:02,711 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-21 18:47:02,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:47:02,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,837 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 18:47:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2023-11-21 18:47:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2023-11-21 18:47:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:47:03,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,148 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 18:47:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2023-11-21 18:47:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-21 18:47:03,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:47:03,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,656 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 18:47:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2023-11-21 18:47:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-11-21 18:47:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:03,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,803 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 18:47:04,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2023-11-21 18:47:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-11-21 18:47:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:04,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,336 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 18:47:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2023-11-21 18:47:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2023-11-21 18:47:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:04,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,796 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 18:47:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2023-11-21 18:47:05,186 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2023-11-21 18:47:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:47:05,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:05,295 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 18:47:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2023-11-21 18:47:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2023-11-21 18:47:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:05,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:05,892 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 18:47:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 65 states and 100 transitions. [2023-11-21 18:47:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-21 18:47:06,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:06,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,503 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 18:47:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2023-11-21 18:47:06,521 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2023-11-21 18:47:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:06,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,570 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 18:47:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-11-21 18:47:06,734 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-21 18:47:06,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:06,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,754 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 18:47:07,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2023-11-21 18:47:07,564 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-11-21 18:47:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:47:07,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,644 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 18:47:07,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2023-11-21 18:47:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2023-11-21 18:47:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:07,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,868 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 18:47:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2023-11-21 18:47:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2023-11-21 18:47:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:08,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:08,552 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 18:47:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2023-11-21 18:47:09,315 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2023-11-21 18:47:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:09,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,335 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 18:47:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 88 states and 142 transitions. [2023-11-21 18:47:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2023-11-21 18:47:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:10,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:10,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,520 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 18:47:11,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 93 states and 159 transitions. [2023-11-21 18:47:11,582 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 159 transitions. [2023-11-21 18:47:11,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:11,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,651 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 18:47:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2023-11-21 18:47:11,911 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2023-11-21 18:47:11,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:11,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,955 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 18:47:12,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 162 transitions. [2023-11-21 18:47:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 162 transitions. [2023-11-21 18:47:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:12,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,243 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 18:47:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 98 states and 166 transitions. [2023-11-21 18:47:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 166 transitions. [2023-11-21 18:47:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:12,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,745 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 18:47:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 100 states and 167 transitions. [2023-11-21 18:47:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 167 transitions. [2023-11-21 18:47:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:47:13,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,057 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 18:47:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 101 states and 167 transitions. [2023-11-21 18:47:13,344 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 167 transitions. [2023-11-21 18:47:13,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:13,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,444 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 18:47:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 105 states and 174 transitions. [2023-11-21 18:47:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 174 transitions. [2023-11-21 18:47:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:14,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,341 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 18:47:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 111 states and 188 transitions. [2023-11-21 18:47:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2023-11-21 18:47:15,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:15,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:15,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:15,448 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 18:47:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 192 transitions. [2023-11-21 18:47:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 192 transitions. [2023-11-21 18:47:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:16,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,079 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 18:47:16,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 117 states and 195 transitions. [2023-11-21 18:47:16,932 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2023-11-21 18:47:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:16,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,973 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 18:47:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 120 states and 200 transitions. [2023-11-21 18:47:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 200 transitions. [2023-11-21 18:47:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:17,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:17,658 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 18:47:17,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 122 states and 202 transitions. [2023-11-21 18:47:17,982 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 202 transitions. [2023-11-21 18:47:17,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:17,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,006 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 18:47:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 127 states and 207 transitions. [2023-11-21 18:47:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 207 transitions. [2023-11-21 18:47:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:18,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:18,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,845 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 18:47:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 129 states and 211 transitions. [2023-11-21 18:47:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2023-11-21 18:47:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:19,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:20,047 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 18:47:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:21,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2023-11-21 18:47:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2023-11-21 18:47:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:21,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:21,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,304 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 18:47:21,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:21,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 135 states and 224 transitions. [2023-11-21 18:47:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 224 transitions. [2023-11-21 18:47:21,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:21,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:21,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,713 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 18:47:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 136 states and 225 transitions. [2023-11-21 18:47:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2023-11-21 18:47:22,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:22,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:22,076 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 18:47:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 138 states and 227 transitions. [2023-11-21 18:47:22,408 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 227 transitions. [2023-11-21 18:47:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:22,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:22,632 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 18:47:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 108 states and 162 transitions. [2023-11-21 18:47:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 162 transitions. [2023-11-21 18:47:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:22,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:23,274 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 18:47:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:24,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 113 states and 177 transitions. [2023-11-21 18:47:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 177 transitions. [2023-11-21 18:47:24,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:24,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:24,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 112 states and 174 transitions. [2023-11-21 18:47:25,197 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 174 transitions. [2023-11-21 18:47:25,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:25,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:25,217 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 18:47:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 117 states and 186 transitions. [2023-11-21 18:47:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 186 transitions. [2023-11-21 18:47:26,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:26,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:26,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 120 states and 190 transitions. [2023-11-21 18:47:27,255 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2023-11-21 18:47:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:27,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,301 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 18:47:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 122 states and 191 transitions. [2023-11-21 18:47:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 191 transitions. [2023-11-21 18:47:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:27,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,717 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 18:47:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2023-11-21 18:47:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2023-11-21 18:47:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:28,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,152 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 18:47:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 124 states and 191 transitions. [2023-11-21 18:47:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2023-11-21 18:47:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:28,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,604 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 18:47:29,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 126 states and 192 transitions. [2023-11-21 18:47:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2023-11-21 18:47:29,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:29,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:29,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,360 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 18:47:30,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 131 states and 207 transitions. [2023-11-21 18:47:30,946 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 207 transitions. [2023-11-21 18:47:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:30,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:31,015 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 18:47:32,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 132 states and 207 transitions. [2023-11-21 18:47:32,553 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2023-11-21 18:47:32,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:32,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,576 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 18:47:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 135 states and 211 transitions. [2023-11-21 18:47:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 211 transitions. [2023-11-21 18:47:33,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:33,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,460 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 18:47:35,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:35,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 220 transitions. [2023-11-21 18:47:35,259 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2023-11-21 18:47:35,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:35,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:35,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:35,334 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 18:47:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 143 states and 229 transitions. [2023-11-21 18:47:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 229 transitions. [2023-11-21 18:47:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:36,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,627 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 18:47:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 145 states and 230 transitions. [2023-11-21 18:47:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 230 transitions. [2023-11-21 18:47:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:37,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:37,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:37,104 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 18:47:37,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 147 states and 232 transitions. [2023-11-21 18:47:37,547 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 232 transitions. [2023-11-21 18:47:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:37,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:37,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:37,566 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 18:47:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 148 states and 232 transitions. [2023-11-21 18:47:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 232 transitions. [2023-11-21 18:47:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:38,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:38,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:38,054 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 18:47:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:38,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 149 states and 232 transitions. [2023-11-21 18:47:38,596 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2023-11-21 18:47:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:38,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:38,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:38,661 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 18:47:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 151 states and 233 transitions. [2023-11-21 18:47:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 233 transitions. [2023-11-21 18:47:39,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:39,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:39,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:39,167 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 18:47:39,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:39,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 152 states and 233 transitions. [2023-11-21 18:47:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 233 transitions. [2023-11-21 18:47:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:39,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:39,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:39,670 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 18:47:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 154 states and 237 transitions. [2023-11-21 18:47:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 237 transitions. [2023-11-21 18:47:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:41,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:41,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:41,309 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 18:47:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 156 states and 240 transitions. [2023-11-21 18:47:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 240 transitions. [2023-11-21 18:47:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:44,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:44,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:44,577 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 18:47:45,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:45,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 157 states and 240 transitions. [2023-11-21 18:47:45,480 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions. [2023-11-21 18:47:45,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:45,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:45,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:45,517 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 18:47:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 156 states and 238 transitions. [2023-11-21 18:47:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2023-11-21 18:47:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:46,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:46,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:46,064 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 18:47:46,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:46,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 155 states and 233 transitions. [2023-11-21 18:47:46,613 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 233 transitions. [2023-11-21 18:47:46,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:46,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:46,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:46,637 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 18:47:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 157 states and 235 transitions. [2023-11-21 18:47:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 235 transitions. [2023-11-21 18:47:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:47,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:47,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:47,890 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 18:47:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 158 states and 235 transitions. [2023-11-21 18:47:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 235 transitions. [2023-11-21 18:47:48,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:47:48,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:48,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:47:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 157 states and 233 transitions. [2023-11-21 18:47:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 233 transitions. [2023-11-21 18:47:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:47:48,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:48,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat