./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/nr4.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_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/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_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/nr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/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_b1462289-ef47-4ac7-b022-a292e87dddc0/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 3219130777e42bfc39497c312a66c6d1b1af231a6df358861eaa545434d20cb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:03,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:03,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:43:03,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:03,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:03,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:03,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:03,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:03,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:03,415 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:03,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:03,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:03,417 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:43:03,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:03,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:43:03,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:03,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:03,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:03,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:03,422 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:43:03,422 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:03,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:43:03,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:03,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:03,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:03,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:03,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:03,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:03,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:03,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:03,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:03,429 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:03,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:03,430 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:03,430 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_b1462289-ef47-4ac7-b022-a292e87dddc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3219130777e42bfc39497c312a66c6d1b1af231a6df358861eaa545434d20cb1 [2023-11-11 23:43:03,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:03,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:03,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:03,858 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:03,859 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:03,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-tiling/nr4.c [2023-11-11 23:43:07,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:07,426 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:07,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/sv-benchmarks/c/array-tiling/nr4.c [2023-11-11 23:43:07,437 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/data/62b878621/508d94f0f05c48b8bdc572a4448a7e5c/FLAG833e230cd [2023-11-11 23:43:07,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/data/62b878621/508d94f0f05c48b8bdc572a4448a7e5c [2023-11-11 23:43:07,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:07,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:07,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:07,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:07,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:07,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,481 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78523643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07, skipping insertion in model container [2023-11-11 23:43:07,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,511 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:07,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:07,738 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:07,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:07,797 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:07,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07 WrapperNode [2023-11-11 23:43:07,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:07,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:07,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:07,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:07,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,870 INFO L138 Inliner]: procedures = 15, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-11 23:43:07,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:07,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:07,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:07,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:07,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,905 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:07,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:07,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:07,907 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:07,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:07" (1/1) ... [2023-11-11 23:43:07,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:07,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:07,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:07,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1462289-ef47-4ac7-b022-a292e87dddc0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:08,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:08,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:08,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:43:08,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:43:08,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:08,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:43:08,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:43:08,125 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:08,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:08,412 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:08,494 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:08,495 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:43:08,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:08 BoogieIcfgContainer [2023-11-11 23:43:08,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:08,499 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:08,499 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:08,512 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:08,512 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:08" (1/1) ... [2023-11-11 23:43:08,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-11 23:43:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-11 23:43:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:43:08,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:08,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:09,051 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 23:43:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-11-11 23:43:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-11 23:43:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:43:09,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:09,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:09,560 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 23:43:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-11 23:43:09,850 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:43:09,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:43:09,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:09,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:09,991 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 23:43:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:43:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:43:10,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:43:10,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:10,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:10,161 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 23:43:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2023-11-11 23:43:10,240 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2023-11-11 23:43:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:43:10,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:10,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:10,356 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 23:43:11,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-11-11 23:43:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-11 23:43:11,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:43:11,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:11,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:11,119 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 23:43:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2023-11-11 23:43:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2023-11-11 23:43:11,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:43:11,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:11,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:11,896 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 23:43:11,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:11,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2023-11-11 23:43:11,918 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2023-11-11 23:43:11,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:43:11,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:11,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:11,953 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 23:43:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2023-11-11 23:43:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2023-11-11 23:43:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:43:11,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:11,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:12,070 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 23:43:12,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:12,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2023-11-11 23:43:12,220 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-11-11 23:43:12,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:43:12,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:12,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:43:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:12,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2023-11-11 23:43:12,901 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-11 23:43:12,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:43:12,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:12,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:12,950 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 23:43:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2023-11-11 23:43:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-11 23:43:12,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:43:12,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:12,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,080 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 23:43:13,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2023-11-11 23:43:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2023-11-11 23:43:13,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:43:13,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2023-11-11 23:43:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2023-11-11 23:43:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:43:13,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:43:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 106 transitions. [2023-11-11 23:43:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2023-11-11 23:43:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:43:13,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:43:13,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:13,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 79 states and 109 transitions. [2023-11-11 23:43:13,968 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2023-11-11 23:43:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:43:13,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:13,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:43:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2023-11-11 23:43:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2023-11-11 23:43:14,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:43:14,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:14,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:43:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2023-11-11 23:43:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2023-11-11 23:43:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:43:14,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:14,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2023-11-11 23:43:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2023-11-11 23:43:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:43:14,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:14,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:15,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:15,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 91 states and 127 transitions. [2023-11-11 23:43:15,522 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 127 transitions. [2023-11-11 23:43:15,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:43:15,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:15,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 96 states and 133 transitions. [2023-11-11 23:43:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 133 transitions. [2023-11-11 23:43:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:43:16,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:43:16,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 100 states and 139 transitions. [2023-11-11 23:43:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 139 transitions. [2023-11-11 23:43:16,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:43:16,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:16,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:43:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2023-11-11 23:43:17,346 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2023-11-11 23:43:17,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:43:17,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:18,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 106 states and 149 transitions. [2023-11-11 23:43:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-11-11 23:43:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:43:18,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:18,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:43:18,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:18,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2023-11-11 23:43:18,700 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2023-11-11 23:43:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:43:18,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:18,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:18,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:43:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:22,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-11 23:43:22,079 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-11 23:43:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:43:22,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:22,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:22,398 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:24,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 140 states and 193 transitions. [2023-11-11 23:43:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 193 transitions. [2023-11-11 23:43:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:43:24,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:24,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:24,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:24,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 141 states and 193 transitions. [2023-11-11 23:43:24,967 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 193 transitions. [2023-11-11 23:43:24,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:43:24,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:24,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 153 states and 210 transitions. [2023-11-11 23:43:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 210 transitions. [2023-11-11 23:43:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:43:27,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:27,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:28,173 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:43:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:33,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 184 states and 249 transitions. [2023-11-11 23:43:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 249 transitions. [2023-11-11 23:43:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:43:33,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:33,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:43:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:34,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 185 states and 250 transitions. [2023-11-11 23:43:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 250 transitions. [2023-11-11 23:43:34,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:43:34,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:34,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 183 states and 248 transitions. [2023-11-11 23:43:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 248 transitions. [2023-11-11 23:43:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:34,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:34,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:35,687 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 19 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:36,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 184 states and 251 transitions. [2023-11-11 23:43:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 251 transitions. [2023-11-11 23:43:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:36,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:36,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:43:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 194 states and 265 transitions. [2023-11-11 23:43:38,879 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 265 transitions. [2023-11-11 23:43:38,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:38,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:38,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:38,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 200 states and 277 transitions. [2023-11-11 23:43:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 277 transitions. [2023-11-11 23:43:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:41,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,081 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:43:41,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 201 states and 278 transitions. [2023-11-11 23:43:41,700 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 278 transitions. [2023-11-11 23:43:41,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:43:41,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:42,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 202 states and 279 transitions. [2023-11-11 23:43:42,262 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 279 transitions. [2023-11-11 23:43:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:43:42,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:42,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 209 states and 291 transitions. [2023-11-11 23:43:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 291 transitions. [2023-11-11 23:43:44,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:43:44,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:44,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:45,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 210 states and 291 transitions. [2023-11-11 23:43:45,165 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 291 transitions. [2023-11-11 23:43:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:43:45,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:45,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:43:46,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:46,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 213 states and 296 transitions. [2023-11-11 23:43:46,638 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 296 transitions. [2023-11-11 23:43:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:43:46,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:46,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 3 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:43:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 217 states and 299 transitions. [2023-11-11 23:43:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 299 transitions. [2023-11-11 23:43:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:43:49,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:49,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-11 23:43:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 222 states and 303 transitions. [2023-11-11 23:43:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 303 transitions. [2023-11-11 23:43:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:43:49,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:49,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-11 23:43:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2023-11-11 23:43:50,730 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2023-11-11 23:43:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:43:50,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:50,813 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:43:51,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 232 states and 311 transitions. [2023-11-11 23:43:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 311 transitions. [2023-11-11 23:43:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:43:51,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:51,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:43:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 234 states and 315 transitions. [2023-11-11 23:43:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 315 transitions. [2023-11-11 23:43:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:43:52,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:52,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:43:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 235 states and 317 transitions. [2023-11-11 23:43:53,975 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 317 transitions. [2023-11-11 23:43:53,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:43:53,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:53,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked.