./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_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_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/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_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/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_e21060ec-6c78-4956-a787-7e54bf722cd0/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 f9b6074e8d9676b85fd7d1e6b7402a36854aec499fc89deda91ca94490936833 --- 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 03:15:05,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:15:05,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:15:05,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:15:05,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:15:05,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:15:05,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:15:05,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:15:05,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:15:05,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:15:05,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:15:05,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:15:05,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:15:05,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:15:05,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:15:05,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:15:05,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:15:05,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:15:05,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:15:05,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:15:05,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:15:05,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:15:05,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:15:05,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:15:05,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:15:05,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:15:05,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:15:05,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:15:05,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:15:05,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:15:05,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:15:05,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:15:05,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:15:05,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:15:05,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:15:05,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:15:05,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:15:05,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:15:05,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:15:05,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:15:05,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:15:05,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 03:15:05,498 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:15:05,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:15:05,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:15:05,499 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:15:05,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:15:05,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:15:05,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:15:05,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:15:05,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:15:05,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:15:05,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:15:05,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:15:05,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:15:05,506 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:15:05,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:15:05,506 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:15:05,506 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:15:05,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:15:05,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:15:05,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:15:05,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:15:05,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:15:05,507 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:15:05,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:15:05,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:15:05,508 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_e21060ec-6c78-4956-a787-7e54bf722cd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9b6074e8d9676b85fd7d1e6b7402a36854aec499fc89deda91ca94490936833 [2022-12-15 03:15:05,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:15:05,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:15:05,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:15:05,728 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:15:05,728 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:15:05,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_e0.c [2022-12-15 03:15:08,364 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:15:08,648 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:15:08,649 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_e0.c [2022-12-15 03:15:08,667 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/data/18eddef00/c1763e51a3aa4d40afa218599510b91c/FLAG24ae49040 [2022-12-15 03:15:08,681 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/data/18eddef00/c1763e51a3aa4d40afa218599510b91c [2022-12-15 03:15:08,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:15:08,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:15:08,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:15:08,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:15:08,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:15:08,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:15:08" (1/1) ... [2022-12-15 03:15:08,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7917a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:08, skipping insertion in model container [2022-12-15 03:15:08,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:15:08" (1/1) ... [2022-12-15 03:15:08,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:15:08,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:15:08,973 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_e21060ec-6c78-4956-a787-7e54bf722cd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_e0.c[1110,1123] [2022-12-15 03:15:09,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:15:09,354 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:15:09,361 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_e21060ec-6c78-4956-a787-7e54bf722cd0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w8_d32_e0.c[1110,1123] [2022-12-15 03:15:09,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:15:09,536 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:15:09,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09 WrapperNode [2022-12-15 03:15:09,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:15:09,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:15:09,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:15:09,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:15:09,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,749 INFO L138 Inliner]: procedures = 11, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4756 [2022-12-15 03:15:09,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:15:09,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:15:09,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:15:09,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:15:09,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,860 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:15:09,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:15:09,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:15:09,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:15:09,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:15:09" (1/1) ... [2022-12-15 03:15:09,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:15:09,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:15:09,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:15:09,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21060ec-6c78-4956-a787-7e54bf722cd0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:15:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:15:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:15:09,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:15:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:15:10,449 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:15:10,451 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:22:16,050 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:22:16,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:22:16,204 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:22:16,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:22:16 BoogieIcfgContainer [2022-12-15 03:22:16,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:22:16,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:22:16,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:22:16,216 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:22:16,216 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:22:16" (1/1) ... [2022-12-15 03:22:16,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:22:16,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:22:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2022-12-15 03:22:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2022-12-15 03:22:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:22:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:22:16,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:22:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:23:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:23:10,703 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 03:23:21,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 03:23:31,425 WARN L539 Checker$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 03:23:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:23:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2022-12-15 03:23:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2022-12-15 03:23:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:23:31,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:23:31,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:23:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:24:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:24:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:24:04,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2022-12-15 03:24:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-12-15 03:24:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:24:04,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:24:04,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:24:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:24:34,984 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:24:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:24:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-12-15 03:24:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-12-15 03:24:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:24:35,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:24:35,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:24:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:25:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:25:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:25:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 94 transitions. [2022-12-15 03:25:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2022-12-15 03:25:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:25:03,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:25:03,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:25:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:25:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:25:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:25:28,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 66 states and 96 transitions. [2022-12-15 03:25:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 96 transitions. [2022-12-15 03:25:28,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:25:28,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:25:28,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:25:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:25:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:25:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:25:56,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 98 transitions. [2022-12-15 03:25:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2022-12-15 03:25:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:25:56,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:25:56,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:26:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:26:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:26:35,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:26:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2022-12-15 03:26:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2022-12-15 03:26:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:26:35,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:26:35,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:26:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:06,771 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:27:06,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2022-12-15 03:27:06,794 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2022-12-15 03:27:06,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:27:06,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:06,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:27:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:27:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:27:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2022-12-15 03:27:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2022-12-15 03:27:38,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:27:38,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:27:38,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:27:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:28:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2022-12-15 03:28:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2022-12-15 03:28:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:28:06,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:06,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:28:38,060 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:28:38,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:28:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 108 transitions. [2022-12-15 03:28:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2022-12-15 03:28:38,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:28:38,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:28:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:28:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:29:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-12-15 03:29:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:29:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 110 transitions. [2022-12-15 03:29:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2022-12-15 03:29:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 03:29:10,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:29:10,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:29:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat