./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ --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 45c1e20f0fa17a6169825acb317307f6dc0e62264f60f4ca245dd129c1d71ed3 --- 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-6b4ec56 [2022-11-20 17:46:13,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:13,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:13,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:13,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:13,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:13,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:13,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:13,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:13,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:13,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:13,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:13,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:13,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:13,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:13,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:13,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:13,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:13,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:13,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:13,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:13,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:13,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:13,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:13,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:13,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:13,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:13,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:13,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:13,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:13,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:13,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:13,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:13,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:13,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:13,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:13,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:13,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:13,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:13,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:13,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:13,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:46:13,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:13,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:13,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:13,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:13,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:13,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:13,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:13,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:13,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:13,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:13,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:13,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:13,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:13,427 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:13,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:13,427 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:13,428 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:13,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:13,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:13,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:13,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:13,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:13,429 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:13,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:13,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:13,430 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_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45c1e20f0fa17a6169825acb317307f6dc0e62264f60f4ca245dd129c1d71ed3 [2022-11-20 17:46:13,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:13,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:13,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:13,829 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:13,830 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:13,832 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c [2022-11-20 17:46:17,513 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:18,061 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:18,062 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c [2022-11-20 17:46:18,096 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/data/dda8167eb/a902b0fba67142d2b965ed40189ef0f0/FLAG89ed90e1b [2022-11-20 17:46:18,114 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/data/dda8167eb/a902b0fba67142d2b965ed40189ef0f0 [2022-11-20 17:46:18,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:18,119 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:18,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:18,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:18,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:18,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:18" (1/1) ... [2022-11-20 17:46:18,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@350d2f1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:18, skipping insertion in model container [2022-11-20 17:46:18,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:18" (1/1) ... [2022-11-20 17:46:18,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:18,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:18,554 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_4663721c-9721-40bd-bcab-310677d8bf99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c[1116,1129] [2022-11-20 17:46:19,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:19,451 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:19,465 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_4663721c-9721-40bd-bcab-310677d8bf99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w64_d128_e0.c[1116,1129] [2022-11-20 17:46:19,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:19,794 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:19,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19 WrapperNode [2022-11-20 17:46:19,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:19,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:19,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:19,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:19,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:19,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,281 INFO L138 Inliner]: procedures = 11, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4576 [2022-11-20 17:46:20,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:20,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:20,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:20,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:20,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,538 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:20,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:20,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:20,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:20,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:19" (1/1) ... [2022-11-20 17:46:20,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:20,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:20,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:20,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4663721c-9721-40bd-bcab-310677d8bf99/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:20,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:46:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:46:21,796 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:21,799 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:55:30,366 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:55:30,667 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:55:30,667 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:55:30,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:30 BoogieIcfgContainer [2022-11-20 17:55:30,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:55:30,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:55:30,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:55:30,689 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:55:30,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:55:30" (1/1) ... [2022-11-20 17:55:30,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:55:30,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-11-20 17:55:30,793 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-11-20 17:55:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:55:30,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:30,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:56:18,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:56:28,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:56:30,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:56:40,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:56:41,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:56:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-11-20 17:56:41,940 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-11-20 17:56:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:56:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:41,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:07,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:57:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-20 17:57:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-20 17:57:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:57:07,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:07,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:57:25,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-11-20 17:57:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-11-20 17:57:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:57:25,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:25,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:57:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-11-20 17:57:44,862 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-11-20 17:57:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:57:44,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:44,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:01,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:58:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:01,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2022-11-20 17:58:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2022-11-20 17:58:01,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:58:01,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:01,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:58:14,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2022-11-20 17:58:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2022-11-20 17:58:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:58:14,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:58:31,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2022-11-20 17:58:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-11-20 17:58:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:58:31,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:49,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:58:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:49,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-11-20 17:58:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-11-20 17:58:49,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:58:49,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:49,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:14,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:59:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2022-11-20 17:59:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2022-11-20 17:59:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:14,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:14,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:59:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:27,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2022-11-20 17:59:27,590 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2022-11-20 17:59:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:27,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:27,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:48,059 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:59:48,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:48,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2022-11-20 17:59:48,083 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2022-11-20 17:59:48,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:59:48,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:48,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:00:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-11-20 18:00:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-11-20 18:00:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:00:05,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:05,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:24,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:00:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2022-11-20 18:00:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2022-11-20 18:00:24,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:00:24,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:24,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:00:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:34,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2022-11-20 18:00:34,447 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2022-11-20 18:00:34,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:00:34,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:34,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat