./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash dd94edb5a7124ee72942fc5a4c20e28692533760474a3d26e63602565d049d69 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:32:20,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:32:20,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:32:20,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:32:20,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:32:20,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:32:20,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:32:20,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:32:20,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:32:20,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:32:20,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:32:20,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:32:20,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:32:20,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:32:20,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:32:20,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:32:20,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:32:20,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:32:20,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:32:20,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:32:20,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:32:20,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:32:20,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:32:20,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:32:20,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:32:20,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:32:20,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:32:20,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:32:20,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:32:20,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:32:20,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:32:20,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:32:20,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:32:20,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:32:20,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:32:20,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:32:20,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:32:20,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:32:20,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:32:20,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:32:20,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:32:20,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 20:32:20,599 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:32:20,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:32:20,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:32:20,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:32:20,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:32:20,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:32:20,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:32:20,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:32:20,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:32:20,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:32:20,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:32:20,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:32:20,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:32:20,602 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:32:20,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:32:20,602 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:32:20,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:32:20,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:32:20,603 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:32:20,604 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:32:20,604 INFO L138 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_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd94edb5a7124ee72942fc5a4c20e28692533760474a3d26e63602565d049d69 [2022-12-14 20:32:20,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:32:20,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:32:20,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:32:20,812 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:32:20,812 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:32:20,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c [2022-12-14 20:32:23,360 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:32:23,660 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:32:23,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c [2022-12-14 20:32:23,686 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/data/6e86ca594/244de95bbfa74b43bd39ebf643ced5ac/FLAGe492d811b [2022-12-14 20:32:23,700 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/data/6e86ca594/244de95bbfa74b43bd39ebf643ced5ac [2022-12-14 20:32:23,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:32:23,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:32:23,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:32:23,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:32:23,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:32:23,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:32:23" (1/1) ... [2022-12-14 20:32:23,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f0400be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:23, skipping insertion in model container [2022-12-14 20:32:23,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:32:23" (1/1) ... [2022-12-14 20:32:23,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:32:23,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:32:23,948 WARN L237 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_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c[1116,1129] [2022-12-14 20:32:24,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:32:24,259 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:32:24,266 WARN L237 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_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w8_d128_e0.c[1116,1129] [2022-12-14 20:32:24,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:32:24,421 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:32:24,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24 WrapperNode [2022-12-14 20:32:24,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:32:24,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:32:24,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:32:24,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:32:24,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,623 INFO L138 Inliner]: procedures = 11, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4574 [2022-12-14 20:32:24,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:32:24,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:32:24,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:32:24,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:32:24,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,750 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:32:24,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:32:24,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:32:24,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:32:24,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:32:24" (1/1) ... [2022-12-14 20:32:24,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:32:24,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:32:24,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:32:24,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_327d0fdf-89c4-4c0d-bcb8-9243cdf45742/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:32:24,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:32:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:32:24,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:32:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:32:25,338 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:32:25,340 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:39:29,461 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:39:29,600 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:39:29,600 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:39:29,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:39:29 BoogieIcfgContainer [2022-12-14 20:39:29,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:39:29,602 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:39:29,602 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:39:29,609 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:39:29,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:39:29" (1/1) ... [2022-12-14 20:39:29,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:39:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:39:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-12-14 20:39:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-12-14 20:39:29,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:39:29,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:39:29,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:39:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:39:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:40:01,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:40:11,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:40:16,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.67s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:40:26,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:40:36,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:40:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:40:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-12-14 20:40:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-12-14 20:40:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:40:36,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:40:36,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:40:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:40:48,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:40:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:40:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 20:40:48,462 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 20:40:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:40:48,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:40:48,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:40:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:41:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:41:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:41:04,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 20:41:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 20:41:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:41:04,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:41:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:41:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:41:20,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:41:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:41:20,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-12-14 20:41:20,127 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-12-14 20:41:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:41:20,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:41:20,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:41:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:41:35,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:41:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:41:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-12-14 20:41:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-12-14 20:41:35,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:41:35,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:41:35,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:41:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:41:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:41:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:41:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2022-12-14 20:41:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2022-12-14 20:41:50,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:41:50,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:41:50,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:41:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:42:01,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:42:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:42:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2022-12-14 20:42:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-12-14 20:42:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:42:01,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:42:01,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:42:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:42:18,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:42:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:42:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-12-14 20:42:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-12-14 20:42:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:42:18,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:42:18,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:42:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:42:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:42:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:42:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2022-12-14 20:42:38,553 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2022-12-14 20:42:38,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:42:38,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:42:38,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:42:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:42:52,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:42:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:42:52,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2022-12-14 20:42:52,430 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2022-12-14 20:42:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:42:52,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:42:52,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:43:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:43:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:43:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:43:10,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2022-12-14 20:43:10,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2022-12-14 20:43:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:43:10,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:43:10,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:43:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:43:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:43:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:43:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-12-14 20:43:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-12-14 20:43:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:43:28,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:43:28,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:43:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:43:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:43:43,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:43:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2022-12-14 20:43:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2022-12-14 20:43:43,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:43:43,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:43:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:43:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:43:54,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:43:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:43:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2022-12-14 20:43:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2022-12-14 20:43:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:43:54,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:43:54,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:44:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:44:16,490 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:44:16,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:44:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2022-12-14 20:44:16,495 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2022-12-14 20:44:16,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:44:16,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:44:16,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:44:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:44:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:44:33,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:44:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2022-12-14 20:44:33,421 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2022-12-14 20:44:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:44:33,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:44:33,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:44:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:44:51,857 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:44:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:44:51,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-12-14 20:44:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-12-14 20:44:51,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:44:51,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:44:51,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:45:08,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:08,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2022-12-14 20:45:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2022-12-14 20:45:08,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:45:08,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:08,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:45:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2022-12-14 20:45:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2022-12-14 20:45:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:45:24,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:45:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2022-12-14 20:45:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2022-12-14 20:45:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:45:43,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:43,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:45:59,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:59,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2022-12-14 20:45:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2022-12-14 20:45:59,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:45:59,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:59,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:17,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:17,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2022-12-14 20:46:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2022-12-14 20:46:17,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:46:17,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2022-12-14 20:46:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2022-12-14 20:46:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:46:37,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:37,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat