./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/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 f24e14c02d3357f8669328b41c4b37af446f7269afa24af78cb772dc24fa0c01 --- 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 17:03:28,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:28,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:28,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:28,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:28,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:28,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:28,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:28,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:28,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:28,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:28,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:28,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:28,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:28,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:28,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:28,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:28,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:28,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:28,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:28,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:28,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:28,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:28,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:28,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:28,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:28,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:28,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:28,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:28,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:28,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:28,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:28,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:28,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:28,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:28,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:28,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:28,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:28,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:28,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:28,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:28,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:28,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:28,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:28,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:28,466 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:28,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:28,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:28,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:28,467 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:28,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:28,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:28,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:28,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:28,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:28,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:28,469 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:28,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:28,470 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:28,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:28,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:28,471 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:28,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:28,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:28,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:28,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:28,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:28,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:28,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:28,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:28,474 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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f24e14c02d3357f8669328b41c4b37af446f7269afa24af78cb772dc24fa0c01 [2022-10-17 17:03:28,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:28,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:28,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:28,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:28,772 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:28,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c [2022-10-17 17:03:28,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/data/1053796a0/3c81411383a2485cbd1a0481de5c36c4/FLAG2d534cb33 [2022-10-17 17:03:29,399 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:29,400 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c [2022-10-17 17:03:29,418 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/data/1053796a0/3c81411383a2485cbd1a0481de5c36c4/FLAG2d534cb33 [2022-10-17 17:03:29,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/data/1053796a0/3c81411383a2485cbd1a0481de5c36c4 [2022-10-17 17:03:29,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:29,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:29,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:29,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:29,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:29,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:29" (1/1) ... [2022-10-17 17:03:29,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a5e3dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:29, skipping insertion in model container [2022-10-17 17:03:29,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:29" (1/1) ... [2022-10-17 17:03:29,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:29,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:30,025 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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c[914,927] [2022-10-17 17:03:30,079 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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c[7115,7128] [2022-10-17 17:03:30,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:30,121 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:30,134 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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c[914,927] [2022-10-17 17:03:30,159 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_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.01.cil-1.c[7115,7128] [2022-10-17 17:03:30,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:30,200 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:30,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30 WrapperNode [2022-10-17 17:03:30,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:30,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:30,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:30,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:30,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,269 INFO L138 Inliner]: procedures = 55, calls = 60, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 402 [2022-10-17 17:03:30,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:30,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:30,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:30,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:30,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,348 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:30,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:30,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:30,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:30,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:30" (1/1) ... [2022-10-17 17:03:30,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:30,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:30,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:30,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3da0f1f8-6da8-4c55-9abe-d17a13f2444f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:03:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:03:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:03:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:03:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:03:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:03:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:03:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:03:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:03:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:03:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:03:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:03:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:03:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:03:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:03:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:03:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:03:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:03:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:03:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:03:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:03:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:03:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:03:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:03:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:03:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:03:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:03:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:03:30,659 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:30,662 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:31,380 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:31,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:31,644 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 17:03:31,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:31 BoogieIcfgContainer [2022-10-17 17:03:31,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:31,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:31,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:31,660 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:31,661 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:31" (1/1) ... [2022-10-17 17:03:31,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 139 states and 195 transitions. [2022-10-17 17:03:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 195 transitions. [2022-10-17 17:03:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:03:31,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:31,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:32,172 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 17:03:32,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:32,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 145 states and 205 transitions. [2022-10-17 17:03:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 205 transitions. [2022-10-17 17:03:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:03:32,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:32,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:32,429 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 17:03:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:32,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 153 states and 220 transitions. [2022-10-17 17:03:32,605 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 220 transitions. [2022-10-17 17:03:32,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:03:32,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:32,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:32,983 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 17:03:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 166 states and 250 transitions. [2022-10-17 17:03:33,677 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 250 transitions. [2022-10-17 17:03:33,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:03:33,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:33,806 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 17:03:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 166 states and 251 transitions. [2022-10-17 17:03:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 251 transitions. [2022-10-17 17:03:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:03:33,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:33,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,059 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 17:03:34,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 166 states and 249 transitions. [2022-10-17 17:03:34,167 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 249 transitions. [2022-10-17 17:03:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:34,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,288 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 17:03:34,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 171 states and 252 transitions. [2022-10-17 17:03:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 252 transitions. [2022-10-17 17:03:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:34,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:34,593 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 17:03:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 259 transitions. [2022-10-17 17:03:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 259 transitions. [2022-10-17 17:03:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:34,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:34,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:35,357 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 17:03:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 182 states and 270 transitions. [2022-10-17 17:03:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 270 transitions. [2022-10-17 17:03:37,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:37,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:37,119 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 17:03:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 179 states and 262 transitions. [2022-10-17 17:03:37,231 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 262 transitions. [2022-10-17 17:03:37,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:37,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:37,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:37,626 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 17:03:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 191 states and 291 transitions. [2022-10-17 17:03:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 291 transitions. [2022-10-17 17:03:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:40,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,077 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 17:03:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 193 states and 297 transitions. [2022-10-17 17:03:40,625 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 297 transitions. [2022-10-17 17:03:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:03:40,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,660 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 17:03:40,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 194 states and 299 transitions. [2022-10-17 17:03:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 299 transitions. [2022-10-17 17:03:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:03:40,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,877 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 17:03:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 204 states and 319 transitions. [2022-10-17 17:03:41,226 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 319 transitions. [2022-10-17 17:03:41,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:03:41,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,277 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 17:03:41,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 201 states and 310 transitions. [2022-10-17 17:03:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 310 transitions. [2022-10-17 17:03:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:03:41,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,445 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 17:03:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 203 states and 313 transitions. [2022-10-17 17:03:41,571 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 313 transitions. [2022-10-17 17:03:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:03:41,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,674 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 17:03:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 215 states and 336 transitions. [2022-10-17 17:03:42,958 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 336 transitions. [2022-10-17 17:03:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:03:42,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,991 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 17:03:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 217 states and 340 transitions. [2022-10-17 17:03:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 340 transitions. [2022-10-17 17:03:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:03:43,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,033 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 17:03:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 217 states and 339 transitions. [2022-10-17 17:03:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 339 transitions. [2022-10-17 17:03:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:03:43,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,072 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 17:03:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 217 states and 338 transitions. [2022-10-17 17:03:43,087 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 338 transitions. [2022-10-17 17:03:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:03:43,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:43,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:43,227 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 17:03:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 227 states and 356 transitions. [2022-10-17 17:03:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 356 transitions. [2022-10-17 17:03:44,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:44,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,358 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 17:03:44,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 230 states and 362 transitions. [2022-10-17 17:03:44,591 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 362 transitions. [2022-10-17 17:03:44,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:44,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,629 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 17:03:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 238 states and 378 transitions. [2022-10-17 17:03:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 378 transitions. [2022-10-17 17:03:45,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:45,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,855 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 17:03:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 239 states and 381 transitions. [2022-10-17 17:03:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 381 transitions. [2022-10-17 17:03:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:03:46,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,187 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 17:03:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 246 states and 391 transitions. [2022-10-17 17:03:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 391 transitions. [2022-10-17 17:03:46,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:03:46,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:47,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 248 states and 394 transitions. [2022-10-17 17:03:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 394 transitions. [2022-10-17 17:03:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:03:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:47,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:47,432 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 17:03:47,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 249 states and 395 transitions. [2022-10-17 17:03:47,483 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 395 transitions. [2022-10-17 17:03:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:47,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:47,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:47,723 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 17:03:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 259 states and 417 transitions. [2022-10-17 17:03:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 417 transitions. [2022-10-17 17:03:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:03:48,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:48,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,040 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:03:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 259 states and 416 transitions. [2022-10-17 17:03:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 416 transitions. [2022-10-17 17:03:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:03:49,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:49,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:49,455 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 17:03:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 281 states and 460 transitions. [2022-10-17 17:03:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 460 transitions. [2022-10-17 17:03:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:03:53,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,433 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:03:53,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 283 states and 463 transitions. [2022-10-17 17:03:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 463 transitions. [2022-10-17 17:03:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:03:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 17:03:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 284 states and 464 transitions. [2022-10-17 17:03:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 464 transitions. [2022-10-17 17:03:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:53,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:53,855 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 17:03:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:54,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 288 states and 469 transitions. [2022-10-17 17:03:54,197 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 469 transitions. [2022-10-17 17:03:54,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:03:54,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:54,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:55,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:55,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 295 states and 486 transitions. [2022-10-17 17:03:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 486 transitions. [2022-10-17 17:03:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:03:55,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:55,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:56,203 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.