./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/nr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/nr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3219130777e42bfc39497c312a66c6d1b1af231a6df358861eaa545434d20cb1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:31:59,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:31:59,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:31:59,193 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:31:59,194 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:31:59,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:31:59,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:31:59,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:31:59,218 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:31:59,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:31:59,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:31:59,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:31:59,220 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:31:59,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:31:59,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:31:59,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:31:59,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:31:59,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:31:59,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:31:59,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:31:59,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:31:59,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:31:59,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:31:59,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:31:59,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:31:59,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:31:59,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:31:59,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:31:59,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:31:59,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:31:59,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:31:59,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:31:59,230 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:31:59,230 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_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3219130777e42bfc39497c312a66c6d1b1af231a6df358861eaa545434d20cb1 [2023-12-03 04:31:59,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:31:59,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:31:59,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:31:59,463 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:31:59,464 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:31:59,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-tiling/nr4.c [2023-12-03 04:32:02,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:32:02,486 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:32:02,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/sv-benchmarks/c/array-tiling/nr4.c [2023-12-03 04:32:02,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/data/f6b2cdcfb/5bfd92ed6be5457fbd213ecb387ef63d/FLAG343217358 [2023-12-03 04:32:02,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/data/f6b2cdcfb/5bfd92ed6be5457fbd213ecb387ef63d [2023-12-03 04:32:02,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:32:02,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:32:02,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:02,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:32:02,518 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:32:02,519 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eaf3439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02, skipping insertion in model container [2023-12-03 04:32:02,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,544 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:32:02,697 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/sv-benchmarks/c/array-tiling/nr4.c[394,407] [2023-12-03 04:32:02,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:02,726 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:32:02,739 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/sv-benchmarks/c/array-tiling/nr4.c[394,407] [2023-12-03 04:32:02,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:32:02,762 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:32:02,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02 WrapperNode [2023-12-03 04:32:02,763 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:32:02,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:02,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:32:02,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:32:02,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,802 INFO L138 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2023-12-03 04:32:02,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:32:02,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:32:02,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:32:02,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:32:02,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,828 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,830 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:32:02,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:32:02,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:32:02,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:32:02,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:32:02" (1/1) ... [2023-12-03 04:32:02,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:32:02,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:32:02,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:32:02,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddc3fab6-2eae-4d52-add1-588886f6d8e2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:32:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:32:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:32:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:32:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:32:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:32:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:32:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:32:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:32:02,969 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:32:02,971 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:32:03,121 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:32:03,189 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:32:03,189 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-03 04:32:03,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:03 BoogieIcfgContainer [2023-12-03 04:32:03,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:32:03,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:32:03,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:32:03,203 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:32:03,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:32:03" (1/1) ... [2023-12-03 04:32:03,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:32:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2023-12-03 04:32:03,266 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2023-12-03 04:32:03,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:32:03,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:03,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2023-12-03 04:32:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2023-12-03 04:32:03,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:32:03,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:03,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-12-03 04:32:03,883 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-12-03 04:32:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:32:03,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:03,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:03,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-12-03 04:32:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-12-03 04:32:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:32:04,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:04,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:04,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-12-03 04:32:04,168 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-12-03 04:32:04,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:32:04,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:04,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-03 04:32:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-03 04:32:04,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:32:04,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:04,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2023-12-03 04:32:06,840 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2023-12-03 04:32:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:32:06,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:06,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2023-12-03 04:32:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2023-12-03 04:32:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:32:09,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:09,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 40 states and 81 transitions. [2023-12-03 04:32:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 81 transitions. [2023-12-03 04:32:13,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:32:13,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:16,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:16,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 93 transitions. [2023-12-03 04:32:16,966 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 93 transitions. [2023-12-03 04:32:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:32:16,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:16,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 57 states and 120 transitions. [2023-12-03 04:32:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 120 transitions. [2023-12-03 04:32:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:32:22,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:22,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 62 states and 127 transitions. [2023-12-03 04:32:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 127 transitions. [2023-12-03 04:32:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:32:25,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:25,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:27,269 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:32:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 81 states and 173 transitions. [2023-12-03 04:32:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 173 transitions. [2023-12-03 04:32:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:32:38,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:38,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 86 states and 180 transitions. [2023-12-03 04:32:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 180 transitions. [2023-12-03 04:32:43,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:32:43,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:43,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:45,429 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 7 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:32:47,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 61 states and 123 transitions. [2023-12-03 04:32:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 123 transitions. [2023-12-03 04:32:47,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:32:47,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:32:50,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 64 states and 129 transitions. [2023-12-03 04:32:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 129 transitions. [2023-12-03 04:32:50,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:32:50,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:50,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:32:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2023-12-03 04:32:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2023-12-03 04:32:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:32:52,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:52,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:32:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:53,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 66 states and 132 transitions. [2023-12-03 04:32:53,751 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 132 transitions. [2023-12-03 04:32:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:32:53,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:53,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:33:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2023-12-03 04:33:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2023-12-03 04:33:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:33:00,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:00,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:01,016 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:33:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2023-12-03 04:33:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2023-12-03 04:33:02,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:33:02,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:02,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:02,522 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:33:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2023-12-03 04:33:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2023-12-03 04:33:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:33:04,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:07,362 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:33:26,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 86 states and 177 transitions. [2023-12-03 04:33:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 177 transitions. [2023-12-03 04:33:26,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:33:26,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:33:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 87 states and 177 transitions. [2023-12-03 04:33:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 177 transitions. [2023-12-03 04:33:30,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:33:30,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:30,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:33:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:33:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 108 states and 232 transitions. [2023-12-03 04:33:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 232 transitions. [2023-12-03 04:33:59,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:33:59,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:33:59,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:33:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:33:59,676 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:34:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 109 states and 236 transitions. [2023-12-03 04:34:01,195 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 236 transitions. [2023-12-03 04:34:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:34:01,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:01,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:34:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:34:34,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 128 states and 287 transitions. [2023-12-03 04:34:34,345 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 287 transitions. [2023-12-03 04:34:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:34:34,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:34:34,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:34:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:34:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:35:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 145 states and 328 transitions. [2023-12-03 04:35:05,773 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 328 transitions. [2023-12-03 04:35:05,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:35:05,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:35:11,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 148 states and 337 transitions. [2023-12-03 04:35:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 337 transitions. [2023-12-03 04:35:11,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:35:11,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:35:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:12,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 149 states and 338 transitions. [2023-12-03 04:35:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 338 transitions. [2023-12-03 04:35:12,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:35:12,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:12,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:35:14,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 150 states and 343 transitions. [2023-12-03 04:35:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 343 transitions. [2023-12-03 04:35:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:35:14,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:14,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 5 proven. 122 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:35:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:23,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 145 states and 333 transitions. [2023-12-03 04:35:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 333 transitions. [2023-12-03 04:35:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:35:23,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:23,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:35:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:36:17,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 168 states and 403 transitions. [2023-12-03 04:36:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 403 transitions. [2023-12-03 04:36:17,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:36:17,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:17,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:22,837 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:36:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:39,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 174 states and 428 transitions. [2023-12-03 04:36:39,038 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 428 transitions. [2023-12-03 04:36:39,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:36:39,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:39,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:36:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 178 states and 439 transitions. [2023-12-03 04:36:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 439 transitions. [2023-12-03 04:36:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:36:46,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:46,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:46,970 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:36:48,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:48,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 179 states and 441 transitions. [2023-12-03 04:36:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 441 transitions. [2023-12-03 04:36:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:36:48,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:48,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:50,531 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:36:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:36:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 181 states and 451 transitions. [2023-12-03 04:36:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 451 transitions. [2023-12-03 04:36:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:36:56,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:36:56,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:36:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:36:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:37:02,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:02,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 184 states and 459 transitions. [2023-12-03 04:37:02,137 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 459 transitions. [2023-12-03 04:37:02,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:37:02,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:02,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:37:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 185 states and 461 transitions. [2023-12-03 04:37:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 461 transitions. [2023-12-03 04:37:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:37:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:37:06,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:06,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 187 states and 465 transitions. [2023-12-03 04:37:06,872 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 465 transitions. [2023-12-03 04:37:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:37:06,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:06,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 2 proven. 139 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:37:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 197 states and 486 transitions. [2023-12-03 04:37:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 486 transitions. [2023-12-03 04:37:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:37:53,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:53,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:57,122 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:38:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 225 states and 548 transitions. [2023-12-03 04:38:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 548 transitions. [2023-12-03 04:38:59,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:38:59,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:59,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:39:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 227 states and 549 transitions. [2023-12-03 04:39:02,890 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 549 transitions. [2023-12-03 04:39:02,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:02,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:02,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:03,139 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:39:17,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 233 states and 569 transitions. [2023-12-03 04:39:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 569 transitions. [2023-12-03 04:39:17,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:17,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:17,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:18,230 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:39:20,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 234 states and 570 transitions. [2023-12-03 04:39:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 570 transitions. [2023-12-03 04:39:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:20,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:20,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:39:26,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 237 states and 575 transitions. [2023-12-03 04:39:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 575 transitions. [2023-12-03 04:39:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:26,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:26,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 78 proven. 50 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:39:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 238 states and 575 transitions. [2023-12-03 04:39:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 575 transitions. [2023-12-03 04:39:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:28,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:28,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 3 proven. 155 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:39:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 241 states and 579 transitions. [2023-12-03 04:39:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 579 transitions. [2023-12-03 04:39:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:39:45,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:45,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 3 proven. 155 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:40:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 248 states and 606 transitions. [2023-12-03 04:40:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 606 transitions. [2023-12-03 04:40:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:40:31,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:31,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 2 proven. 156 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:41:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 252 states and 620 transitions. [2023-12-03 04:41:08,291 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 620 transitions. [2023-12-03 04:41:08,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:41:08,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:08,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 152 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:41:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:12,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 253 states and 621 transitions. [2023-12-03 04:41:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 621 transitions. [2023-12-03 04:41:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:41:12,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:12,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 3 proven. 155 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:41:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:19,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 256 states and 626 transitions. [2023-12-03 04:41:19,645 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 626 transitions. [2023-12-03 04:41:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:41:19,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:19,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:26,078 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 3 proven. 175 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:41:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 260 states and 631 transitions. [2023-12-03 04:41:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 631 transitions. [2023-12-03 04:41:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:41:43,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:43,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 3 proven. 175 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:42:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 270 states and 665 transitions. [2023-12-03 04:42:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 665 transitions. [2023-12-03 04:42:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:42:35,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 5 proven. 173 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:42:40,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 271 states and 666 transitions. [2023-12-03 04:42:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 666 transitions. [2023-12-03 04:42:40,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:42:40,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:40,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:41,103 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 3 proven. 175 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:42:50,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 275 states and 675 transitions. [2023-12-03 04:42:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 675 transitions. [2023-12-03 04:42:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:42:50,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:50,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:51,583 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 3 proven. 175 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:43:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 278 states and 689 transitions. [2023-12-03 04:43:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 689 transitions. [2023-12-03 04:43:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:43:01,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:01,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:03,748 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 3 proven. 175 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:43:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 281 states and 694 transitions. [2023-12-03 04:43:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 694 transitions. [2023-12-03 04:43:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:43:11,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:11,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:43:27,586 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 04:44:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 306 states and 755 transitions. [2023-12-03 04:44:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 755 transitions. [2023-12-03 04:44:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:44:53,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:53,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:44:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:54,218 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.