./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH --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 3e146535bffa63da532fd5d5067b6bb82587b5e28a64edf59fca84425111f2d6 --- 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-e04fb08 [2022-11-16 08:48:55,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:48:55,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:48:55,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:48:55,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:48:55,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:48:55,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:48:55,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:48:55,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:48:55,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:48:55,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:48:55,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:48:55,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:48:55,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:48:55,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:48:55,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:48:55,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:48:55,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:48:55,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:48:55,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:48:55,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:48:55,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:48:55,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:48:55,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:48:55,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:48:55,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:48:55,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:48:55,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:48:55,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:48:55,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:48:55,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:48:55,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:48:55,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:48:55,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:48:55,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:48:55,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:48:55,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:48:55,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:48:55,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:48:55,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:48:55,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:48:55,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:48:55,368 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:48:55,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:48:55,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:48:55,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:48:55,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:48:55,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:48:55,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:48:55,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:48:55,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:48:55,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:48:55,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:48:55,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:48:55,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:48:55,372 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:48:55,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:48:55,372 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:48:55,372 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:48:55,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:48:55,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:48:55,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:48:55,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:48:55,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:48:55,373 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:48:55,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:48:55,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:48:55,374 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_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e146535bffa63da532fd5d5067b6bb82587b5e28a64edf59fca84425111f2d6 [2022-11-16 08:48:55,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:48:55,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:48:55,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:48:55,641 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:48:55,641 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:48:55,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2022-11-16 08:48:55,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/data/e5c3b330d/47355673df444ff9b803eab9ca8b7bf8/FLAG8f32838ed [2022-11-16 08:48:56,431 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:48:56,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c [2022-11-16 08:48:56,459 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/data/e5c3b330d/47355673df444ff9b803eab9ca8b7bf8/FLAG8f32838ed [2022-11-16 08:48:56,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/data/e5c3b330d/47355673df444ff9b803eab9ca8b7bf8 [2022-11-16 08:48:56,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:48:56,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:48:56,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:48:56,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:48:56,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:48:56,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:48:56" (1/1) ... [2022-11-16 08:48:56,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c73257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:56, skipping insertion in model container [2022-11-16 08:48:56,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:48:56" (1/1) ... [2022-11-16 08:48:56,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:48:56,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:48:57,099 WARN L229 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_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1014,1027] [2022-11-16 08:48:57,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:48:57,707 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:48:57,718 WARN L229 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_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.2.prop2-func-interl.c[1014,1027] [2022-11-16 08:48:58,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:48:58,039 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:48:58,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58 WrapperNode [2022-11-16 08:48:58,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:48:58,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:48:58,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:48:58,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:48:58,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,437 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6175 [2022-11-16 08:48:58,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:48:58,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:48:58,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:48:58,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:48:58,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:48:58,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:48:58,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:48:58,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:48:58,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:48:58" (1/1) ... [2022-11-16 08:48:58,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:48:58,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:48:58,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:48:58,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0ed1f90-2e76-47d5-9ff8-dbe8b7a90119/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:48:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:48:58,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:48:59,642 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:48:59,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:49:24,851 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:50:02,657 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:50:02,657 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:50:02,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:50:02 BoogieIcfgContainer [2022-11-16 08:50:02,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:50:02,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:50:02,660 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:50:02,670 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:50:02,670 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:50:02" (1/1) ... [2022-11-16 08:50:02,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:50:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:50:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:50:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:50:02,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:02,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:50:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:50:04,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:50:14,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:50:24,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:50:25,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:50:25,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:50:25,167 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:50:25,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:50:25,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:50:25,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms