./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/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 49e8250576552d8e7519394e938d774c19819030f27cf18eaf3ed651941ae2a3 --- 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 [2022-12-15 00:57:07,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:57:07,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:57:07,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:57:07,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:57:07,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:57:07,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:57:07,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:57:07,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:57:07,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:57:07,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:57:07,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:57:07,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:57:07,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:57:07,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:57:07,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:57:07,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:57:07,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:57:07,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:57:07,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:57:07,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:57:07,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:57:07,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:57:07,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:57:07,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:57:07,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:57:07,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:57:07,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:57:07,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:57:07,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:57:07,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:57:07,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:57:07,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:57:07,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:57:07,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:57:07,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:57:07,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:57:07,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:57:07,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:57:07,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:57:07,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:57:07,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 00:57:07,713 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:57:07,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:57:07,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:57:07,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:57:07,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:57:07,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:57:07,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:57:07,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:57:07,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:57:07,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:57:07,718 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:57:07,718 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:57:07,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:57:07,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:57:07,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:57:07,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:57:07,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:57:07,719 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:57:07,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:57:07,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:57:07,720 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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49e8250576552d8e7519394e938d774c19819030f27cf18eaf3ed651941ae2a3 [2022-12-15 00:57:07,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:57:07,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:57:07,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:57:07,911 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:57:07,912 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:57:07,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c [2022-12-15 00:57:10,421 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:57:10,659 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:57:10,660 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c [2022-12-15 00:57:10,672 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/data/2808a1de9/06004d78b7714c9eb5f4b8d427981c95/FLAG08cb388d9 [2022-12-15 00:57:10,994 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/data/2808a1de9/06004d78b7714c9eb5f4b8d427981c95 [2022-12-15 00:57:10,996 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:57:10,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:57:10,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:57:10,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:57:11,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:57:11,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:57:10" (1/1) ... [2022-12-15 00:57:11,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3eb083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11, skipping insertion in model container [2022-12-15 00:57:11,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:57:10" (1/1) ... [2022-12-15 00:57:11,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:57:11,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:57:11,176 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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c[1164,1177] [2022-12-15 00:57:11,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:57:11,421 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:57:11,429 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_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w16_d8_e0.c[1164,1177] [2022-12-15 00:57:11,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:57:11,534 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:57:11,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11 WrapperNode [2022-12-15 00:57:11,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:57:11,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:57:11,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:57:11,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:57:11,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,694 INFO L138 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2559 [2022-12-15 00:57:11,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:57:11,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:57:11,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:57:11,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:57:11,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,763 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:57:11,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:57:11,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:57:11,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:57:11,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:57:11" (1/1) ... [2022-12-15 00:57:11,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:57:11,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:57:11,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:57:11,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e2f9e8f-4add-4be0-8d87-a87c4e284cab/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:57:11,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:57:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:57:11,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:57:11,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:57:12,176 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:57:12,177 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:58:24,489 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:58:24,559 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:58:24,560 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:58:24,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:58:24 BoogieIcfgContainer [2022-12-15 00:58:24,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:58:24,563 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:58:24,563 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:58:24,573 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:58:24,573 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:58:24" (1/1) ... [2022-12-15 00:58:24,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:58:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:24,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2022-12-15 00:58:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2022-12-15 00:58:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 00:58:24,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:58:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:58:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:58:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 00:58:58,004 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 [] [2022-12-15 00:59:08,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:59:18,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:59:28,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:59:38,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:59:38,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:59:38,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 74 states and 106 transitions. [2022-12-15 00:59:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2022-12-15 00:59:38,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 00:59:38,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:59:38,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:59:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:59:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 00:59:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:59:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2022-12-15 00:59:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-12-15 00:59:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 00:59:57,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:59:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:00:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:00:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:00:18,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:00:18,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2022-12-15 01:00:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2022-12-15 01:00:18,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:00:18,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:00:18,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:00:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:00:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:00:42,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:00:42,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2022-12-15 01:00:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2022-12-15 01:00:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:00:42,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:00:42,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:00:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:01:04,383 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:01:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:01:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2022-12-15 01:01:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2022-12-15 01:01:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:01:04,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:01:04,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:01:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:01:25,178 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:01:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:01:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2022-12-15 01:01:25,210 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2022-12-15 01:01:25,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:01:25,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:01:25,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:01:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:01:45,751 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:01:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:01:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 80 states and 118 transitions. [2022-12-15 01:01:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2022-12-15 01:01:45,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:01:45,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:01:45,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:01:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:02:04,546 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:02:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:02:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 81 states and 120 transitions. [2022-12-15 01:02:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 120 transitions. [2022-12-15 01:02:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:02:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:02:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:02:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:02:27,595 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:02:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:02:27,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 82 states and 122 transitions. [2022-12-15 01:02:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2022-12-15 01:02:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:02:27,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:02:27,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:02:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:02:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:02:44,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:02:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2022-12-15 01:02:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2022-12-15 01:02:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:02:44,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:02:44,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:02:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:03:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:03:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:03:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2022-12-15 01:03:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2022-12-15 01:03:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:03:04,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:03:04,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:03:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:03:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:03:24,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:03:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 85 states and 128 transitions. [2022-12-15 01:03:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2022-12-15 01:03:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:03:24,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:03:24,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:03:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:03:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:03:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:03:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2022-12-15 01:03:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2022-12-15 01:03:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:03:45,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:03:45,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:03:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:04:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:04:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:04:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2022-12-15 01:04:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2022-12-15 01:04:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:04:17,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:04:17,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:04:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:04:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:04:37,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:04:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2022-12-15 01:04:37,212 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2022-12-15 01:04:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:04:37,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:04:37,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:04:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:04:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:04:57,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:04:57,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2022-12-15 01:04:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2022-12-15 01:04:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:04:57,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:04:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:05:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:05:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:05:20,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:05:20,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 90 states and 138 transitions. [2022-12-15 01:05:20,012 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2022-12-15 01:05:20,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:05:20,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:05:20,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:05:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:05:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:05:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:05:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2022-12-15 01:05:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2022-12-15 01:05:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:05:38,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:05:38,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:05:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:05:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:05:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:05:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 92 states and 142 transitions. [2022-12-15 01:05:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2022-12-15 01:05:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:05:56,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:05:56,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:06:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:06:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:06:14,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:06:14,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 144 transitions. [2022-12-15 01:06:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 144 transitions. [2022-12-15 01:06:14,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:06:14,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:06:14,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:06:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:06:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:06:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:06:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 94 states and 146 transitions. [2022-12-15 01:06:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2022-12-15 01:06:36,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:06:36,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:06:36,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:06:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:06:53,730 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:06:53,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:06:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2022-12-15 01:06:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2022-12-15 01:06:53,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:06:53,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:06:53,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:07:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:07:13,350 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:07:13,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:07:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2022-12-15 01:07:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2022-12-15 01:07:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:07:13,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:07:13,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:07:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:07:32,378 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:07:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:07:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 152 transitions. [2022-12-15 01:07:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 152 transitions. [2022-12-15 01:07:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:07:32,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:07:32,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:07:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:07:54,910 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:07:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:07:54,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 154 transitions. [2022-12-15 01:07:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2022-12-15 01:07:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:07:54,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:07:54,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:08:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:08:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:08:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:08:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2022-12-15 01:08:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2022-12-15 01:08:09,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:08:09,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:08:09,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:08:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:08:31,224 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:08:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:08:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2022-12-15 01:08:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2022-12-15 01:08:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:08:31,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:08:31,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:08:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:08:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:08:49,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:08:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2022-12-15 01:08:49,212 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2022-12-15 01:08:49,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:08:49,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:08:49,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:09:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:09:10,571 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:09:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:09:10,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 162 transitions. [2022-12-15 01:09:10,590 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2022-12-15 01:09:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:09:10,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:09:10,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:09:18,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:09:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:09:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:09:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 164 transitions. [2022-12-15 01:09:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2022-12-15 01:09:27,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:09:27,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:09:27,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:09:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:09:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:09:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:09:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 166 transitions. [2022-12-15 01:09:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 166 transitions. [2022-12-15 01:09:45,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:09:45,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:09:45,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:09:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:10:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:10:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:10:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2022-12-15 01:10:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2022-12-15 01:10:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:10:14,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:10:14,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:10:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:10:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:10:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:10:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2022-12-15 01:10:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2022-12-15 01:10:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:10:38,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:10:38,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:10:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:10:58,630 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:10:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:10:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2022-12-15 01:10:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2022-12-15 01:10:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:10:58,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:10:58,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-12-15 01:11:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 108 states and 174 transitions. [2022-12-15 01:11:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 174 transitions. [2022-12-15 01:11:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 01:11:12,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:12,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms