./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV --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 80b250f44ccc89442200d93f4bf6653c7aad36a18be4f80bda8f239187e0714d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:28,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:28,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:51:28,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:28,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:28,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:28,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:28,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:28,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:28,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:28,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:28,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:28,552 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:28,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:28,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:28,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:28,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:28,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:28,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:28,557 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:28,558 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:28,559 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:28,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:28,561 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:28,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:28,562 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:28,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:28,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:28,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:28,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:28,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:28,567 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:28,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:28,567 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:28,567 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_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80b250f44ccc89442200d93f4bf6653c7aad36a18be4f80bda8f239187e0714d [2023-11-11 23:51:28,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:28,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:28,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:28,895 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:28,896 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:28,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/recursive-simple/id_i20_o20-2.c [2023-11-11 23:51:32,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:32,390 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:32,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/sv-benchmarks/c/recursive-simple/id_i20_o20-2.c [2023-11-11 23:51:32,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/data/81ad34ba4/d82be15885d543388356ec20c71459a5/FLAGdcb700a07 [2023-11-11 23:51:32,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/data/81ad34ba4/d82be15885d543388356ec20c71459a5 [2023-11-11 23:51:32,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:32,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:32,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:32,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:32,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:32,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2baeb825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32, skipping insertion in model container [2023-11-11 23:51:32,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:32,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:32,644 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:32,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:32,675 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:32,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32 WrapperNode [2023-11-11 23:51:32,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:32,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:32,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:32,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:32,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,707 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2023-11-11 23:51:32,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:32,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:32,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:32,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:32,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:32,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:32,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:32,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:32,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:32" (1/1) ... [2023-11-11 23:51:32,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:32,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:32,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:32,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f6f4320-e991-4b5e-98d0-855203dd9a24/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:32,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:32,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-11 23:51:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-11 23:51:32,864 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:32,866 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:32,995 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:33,029 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:33,030 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:51:33,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:33 BoogieIcfgContainer [2023-11-11 23:51:33,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:33,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:33,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:33,043 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:33,044 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:33" (1/1) ... [2023-11-11 23:51:33,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:33,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-11 23:51:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-11 23:51:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:51:33,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:33,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2023-11-11 23:51:33,379 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-11 23:51:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:33,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 28 transitions. [2023-11-11 23:51:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:51:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:33,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 34 transitions. [2023-11-11 23:51:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-11 23:51:34,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:34,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:34,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:34,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 27 transitions. [2023-11-11 23:51:34,268 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-11 23:51:34,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:34,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:34,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,385 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 33 transitions. [2023-11-11 23:51:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-11 23:51:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:34,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:34,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 39 transitions. [2023-11-11 23:51:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-11 23:51:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:51:35,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,264 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 45 transitions. [2023-11-11 23:51:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-11 23:51:35,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:51:35,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 51 transitions. [2023-11-11 23:51:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-11 23:51:35,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:35,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 57 transitions. [2023-11-11 23:51:36,543 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2023-11-11 23:51:36,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:51:36,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 63 transitions. [2023-11-11 23:51:37,128 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-11 23:51:37,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:51:37,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,381 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2023-11-11 23:51:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-11 23:51:37,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:51:37,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,030 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 75 transitions. [2023-11-11 23:51:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2023-11-11 23:51:38,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:51:38,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 70 states and 81 transitions. [2023-11-11 23:51:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-11 23:51:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:51:39,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 87 transitions. [2023-11-11 23:51:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2023-11-11 23:51:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:51:39,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:40,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 93 transitions. [2023-11-11 23:51:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-11 23:51:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:51:40,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 99 transitions. [2023-11-11 23:51:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2023-11-11 23:51:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:51:41,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:42,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 105 transitions. [2023-11-11 23:51:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-11 23:51:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:51:42,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,935 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:43,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 111 transitions. [2023-11-11 23:51:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2023-11-11 23:51:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:51:43,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,915 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 117 transitions. [2023-11-11 23:51:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2023-11-11 23:51:44,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-11 23:51:44,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:44,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 105 states and 123 transitions. [2023-11-11 23:51:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2023-11-11 23:51:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-11 23:51:45,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:45,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,030 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:46,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2023-11-11 23:51:46,570 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2023-11-11 23:51:46,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-11 23:51:46,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 115 states and 135 transitions. [2023-11-11 23:51:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2023-11-11 23:51:47,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-11 23:51:47,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:48,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 113 states and 132 transitions. [2023-11-11 23:51:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 132 transitions. [2023-11-11 23:51:48,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-11 23:51:48,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:48,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:49,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 156 transitions. [2023-11-11 23:51:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2023-11-11 23:51:49,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-11 23:51:49,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:49,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 156 transitions. [2023-11-11 23:51:49,570 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2023-11-11 23:51:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-11 23:51:49,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:49,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2023-11-11 23:51:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 155 transitions. [2023-11-11 23:51:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 155 transitions. [2023-11-11 23:51:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-11 23:51:50,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:50,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 179 transitions. [2023-11-11 23:51:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2023-11-11 23:51:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:51:51,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:51,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 201 transitions. [2023-11-11 23:51:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 201 transitions. [2023-11-11 23:51:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-11 23:51:52,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 222 transitions. [2023-11-11 23:51:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 222 transitions. [2023-11-11 23:51:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-11 23:51:53,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:53,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:54,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 137 states and 242 transitions. [2023-11-11 23:51:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2023-11-11 23:51:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-11 23:51:54,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:55,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:56,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 142 states and 261 transitions. [2023-11-11 23:51:56,051 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 261 transitions. [2023-11-11 23:51:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-11 23:51:56,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:56,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:57,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 147 states and 279 transitions. [2023-11-11 23:51:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 279 transitions. [2023-11-11 23:51:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-11 23:51:57,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:57,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:57,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:51:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 152 states and 296 transitions. [2023-11-11 23:51:58,701 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 296 transitions. [2023-11-11 23:51:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-11 23:51:58,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 157 states and 312 transitions. [2023-11-11 23:52:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 312 transitions. [2023-11-11 23:52:00,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-11 23:52:00,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:00,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:00,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:01,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 162 states and 327 transitions. [2023-11-11 23:52:01,413 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 327 transitions. [2023-11-11 23:52:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-11 23:52:01,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:01,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 167 states and 341 transitions. [2023-11-11 23:52:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 341 transitions. [2023-11-11 23:52:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-11 23:52:02,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:03,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 172 states and 354 transitions. [2023-11-11 23:52:04,495 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 354 transitions. [2023-11-11 23:52:04,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-11 23:52:04,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:04,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:06,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 177 states and 366 transitions. [2023-11-11 23:52:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2023-11-11 23:52:06,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-11 23:52:06,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:06,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 182 states and 377 transitions. [2023-11-11 23:52:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 377 transitions. [2023-11-11 23:52:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-11 23:52:07,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:07,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 187 states and 387 transitions. [2023-11-11 23:52:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 387 transitions. [2023-11-11 23:52:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-11 23:52:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:10,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1590 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:11,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 192 states and 396 transitions. [2023-11-11 23:52:11,238 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 396 transitions. [2023-11-11 23:52:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-11 23:52:11,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:11,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1670 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-11 23:52:13,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 197 states and 404 transitions. [2023-11-11 23:52:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 404 transitions. [2023-11-11 23:52:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-11 23:52:13,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:13,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked.