./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash 4ea93d7c6d06d46004840cc5fcb436c7c307334e6ee754b8ee507b78f644445d --- 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-dbf71c6-m [2022-10-17 16:41:13,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:13,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:13,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:13,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:13,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:13,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:13,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:13,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:13,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:13,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:13,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:13,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:13,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:13,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:13,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:13,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:13,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:13,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:13,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:13,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:13,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:13,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:13,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:13,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:13,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:13,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:13,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:13,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:13,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:13,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:13,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:13,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:13,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:13,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:13,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:13,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:13,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:13,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:13,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:13,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:13,277 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:13,307 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:13,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:13,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:13,308 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:13,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:13,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:13,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:13,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:13,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:13,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:13,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:13,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:13,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:13,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:13,314 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:13,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:13,314 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:13,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:13,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:13,315 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:13,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:13,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:13,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:13,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:13,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:13,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:13,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:13,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:13,318 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_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ea93d7c6d06d46004840cc5fcb436c7c307334e6ee754b8ee507b78f644445d [2022-10-17 16:41:13,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:13,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:13,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:13,620 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:13,621 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:13,622 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c [2022-10-17 16:41:13,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/data/508cb9a43/4dd49b9698e54d978b305e3dfa22beea/FLAGa820a4f87 [2022-10-17 16:41:14,126 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:14,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c [2022-10-17 16:41:14,139 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/data/508cb9a43/4dd49b9698e54d978b305e3dfa22beea/FLAGa820a4f87 [2022-10-17 16:41:14,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/data/508cb9a43/4dd49b9698e54d978b305e3dfa22beea [2022-10-17 16:41:14,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:14,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:14,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:14,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:14,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:14,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:14" (1/1) ... [2022-10-17 16:41:14,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366c874c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:14, skipping insertion in model container [2022-10-17 16:41:14,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:14" (1/1) ... [2022-10-17 16:41:14,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:14,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:14,836 WARN L230 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_42de419c-0086-4fce-b3fb-3f031e63f7d0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c[914,927] [2022-10-17 16:41:14,915 WARN L230 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_42de419c-0086-4fce-b3fb-3f031e63f7d0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c[7115,7128] [2022-10-17 16:41:14,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:14,966 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:14,978 WARN L230 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_42de419c-0086-4fce-b3fb-3f031e63f7d0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c[914,927] [2022-10-17 16:41:15,029 WARN L230 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_42de419c-0086-4fce-b3fb-3f031e63f7d0/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-2.c[7115,7128] [2022-10-17 16:41:15,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:15,095 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:15,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15 WrapperNode [2022-10-17 16:41:15,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:15,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:15,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:15,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:15,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,151 INFO L138 Inliner]: procedures = 57, calls = 64, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 465 [2022-10-17 16:41:15,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:15,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:15,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:15,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:15,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,221 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:15,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:15,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:15,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:15,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:15" (1/1) ... [2022-10-17 16:41:15,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:15,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:15,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:15,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42de419c-0086-4fce-b3fb-3f031e63f7d0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:41:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:41:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:41:15,303 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:41:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:41:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:41:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:41:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:41:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:41:15,304 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:41:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:41:15,305 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:41:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:41:15,305 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:41:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:41:15,305 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:41:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:41:15,306 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:41:15,306 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:41:15,306 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:41:15,306 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:41:15,306 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:41:15,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:41:15,307 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:41:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:41:15,307 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:41:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:15,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:41:15,308 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:41:15,308 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:41:15,308 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:41:15,399 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:15,402 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:16,049 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:16,280 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:16,280 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:41:16,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:16 BoogieIcfgContainer [2022-10-17 16:41:16,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:16,284 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:16,285 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:16,294 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:16,295 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:16" (1/1) ... [2022-10-17 16:41:16,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2022-10-17 16:41:16,365 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2022-10-17 16:41:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:16,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 237 transitions. [2022-10-17 16:41:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 237 transitions. [2022-10-17 16:41:16,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:16,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:16,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 237 transitions. [2022-10-17 16:41:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 237 transitions. [2022-10-17 16:41:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:17,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:17,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:17,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 173 states and 252 transitions. [2022-10-17 16:41:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2022-10-17 16:41:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:41:17,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:17,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 181 states and 262 transitions. [2022-10-17 16:41:17,505 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 262 transitions. [2022-10-17 16:41:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:41:17,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:17,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:18,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 194 states and 287 transitions. [2022-10-17 16:41:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 287 transitions. [2022-10-17 16:41:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:41:18,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:18,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:19,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:19,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 189 states and 274 transitions. [2022-10-17 16:41:19,521 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 274 transitions. [2022-10-17 16:41:19,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:19,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:19,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 199 states and 294 transitions. [2022-10-17 16:41:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 294 transitions. [2022-10-17 16:41:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:19,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:19,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:20,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:20,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 211 states and 317 transitions. [2022-10-17 16:41:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 317 transitions. [2022-10-17 16:41:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:20,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:20,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 227 states and 353 transitions. [2022-10-17 16:41:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 353 transitions. [2022-10-17 16:41:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:22,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:22,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:22,585 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 233 states and 371 transitions. [2022-10-17 16:41:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 371 transitions. [2022-10-17 16:41:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:23,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:24,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 236 states and 379 transitions. [2022-10-17 16:41:24,559 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 379 transitions. [2022-10-17 16:41:24,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:24,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:24,634 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:25,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 236 states and 373 transitions. [2022-10-17 16:41:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 373 transitions. [2022-10-17 16:41:25,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:25,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:25,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 236 states and 372 transitions. [2022-10-17 16:41:25,132 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 372 transitions. [2022-10-17 16:41:25,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:25,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 234 states and 368 transitions. [2022-10-17 16:41:25,316 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 368 transitions. [2022-10-17 16:41:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:25,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 249 states and 406 transitions. [2022-10-17 16:41:28,733 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 406 transitions. [2022-10-17 16:41:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:28,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 251 states and 411 transitions. [2022-10-17 16:41:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 411 transitions. [2022-10-17 16:41:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:29,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 248 states and 403 transitions. [2022-10-17 16:41:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 403 transitions. [2022-10-17 16:41:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:29,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 250 states and 408 transitions. [2022-10-17 16:41:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 408 transitions. [2022-10-17 16:41:29,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:29,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,767 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 251 states and 410 transitions. [2022-10-17 16:41:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 410 transitions. [2022-10-17 16:41:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:29,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:30,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 256 states and 418 transitions. [2022-10-17 16:41:30,708 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 418 transitions. [2022-10-17 16:41:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:30,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:30,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 254 states and 413 transitions. [2022-10-17 16:41:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 413 transitions. [2022-10-17 16:41:30,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:30,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:30,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:31,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 257 states and 420 transitions. [2022-10-17 16:41:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 420 transitions. [2022-10-17 16:41:31,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:31,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:31,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:31,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 254 states and 412 transitions. [2022-10-17 16:41:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 412 transitions. [2022-10-17 16:41:31,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:31,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:31,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 262 states and 428 transitions. [2022-10-17 16:41:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 428 transitions. [2022-10-17 16:41:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:32,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:32,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 263 states and 429 transitions. [2022-10-17 16:41:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 429 transitions. [2022-10-17 16:41:32,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:32,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 263 states and 428 transitions. [2022-10-17 16:41:32,409 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 428 transitions. [2022-10-17 16:41:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 265 states and 432 transitions. [2022-10-17 16:41:32,493 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 432 transitions. [2022-10-17 16:41:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:32,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:33,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 272 states and 442 transitions. [2022-10-17 16:41:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 442 transitions. [2022-10-17 16:41:33,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:33,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:33,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 273 states and 445 transitions. [2022-10-17 16:41:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2022-10-17 16:41:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:34,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:34,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:34,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 275 states and 449 transitions. [2022-10-17 16:41:34,092 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 449 transitions. [2022-10-17 16:41:34,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:34,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:34,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 285 states and 468 transitions. [2022-10-17 16:41:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 468 transitions. [2022-10-17 16:41:35,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:35,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:35,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:36,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 295 states and 490 transitions. [2022-10-17 16:41:36,855 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 490 transitions. [2022-10-17 16:41:36,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:41:36,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:36,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:36,978 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:36,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 296 states and 491 transitions. [2022-10-17 16:41:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 491 transitions. [2022-10-17 16:41:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:37,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:37,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 308 states and 520 transitions. [2022-10-17 16:41:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 520 transitions. [2022-10-17 16:41:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:41:38,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:38,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:43,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 330 states and 564 transitions. [2022-10-17 16:41:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 564 transitions. [2022-10-17 16:41:43,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:41:43,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 332 states and 567 transitions. [2022-10-17 16:41:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 567 transitions. [2022-10-17 16:41:43,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:41:43,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:43,499 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 336 states and 572 transitions. [2022-10-17 16:41:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 572 transitions. [2022-10-17 16:41:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:41:43,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:43,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:44,027 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.