./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+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_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/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_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/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_d45ebb10-4350-41fe-8809-3ae858b85242/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 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f --- 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 16:55:14,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:14,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:14,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:14,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:14,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:14,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:14,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:14,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:14,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:14,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:14,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:14,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:14,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:14,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:14,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:14,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:14,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:14,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:14,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:14,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:14,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:14,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:14,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:14,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:14,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:14,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:14,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:14,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:14,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:14,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:14,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:14,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:14,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:14,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:14,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:14,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:14,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:14,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:14,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:14,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:14,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:14,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:14,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:14,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:14,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:14,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:14,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:14,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:14,964 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:14,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:14,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:14,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:14,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:14,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:14,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:14,967 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:14,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:14,968 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:14,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:14,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:14,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:14,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:14,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:14,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:14,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:14,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:14,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:14,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:14,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:14,973 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_d45ebb10-4350-41fe-8809-3ae858b85242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 565fd413301c45f63fa2cdba47d97202665de3c20676178781aed7350181380f [2022-10-17 16:55:15,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:15,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:15,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:15,321 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:15,322 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:15,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2022-10-17 16:55:15,407 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/data/2d5b7e115/78566ac42923456092706bcf1029782b/FLAG4c55409d0 [2022-10-17 16:55:16,629 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:16,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c [2022-10-17 16:55:16,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/data/2d5b7e115/78566ac42923456092706bcf1029782b/FLAG4c55409d0 [2022-10-17 16:55:16,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/data/2d5b7e115/78566ac42923456092706bcf1029782b [2022-10-17 16:55:16,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:16,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:16,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:16,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:16,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:16,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:16" (1/1) ... [2022-10-17 16:55:16,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f607878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:16, skipping insertion in model container [2022-10-17 16:55:16,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:16" (1/1) ... [2022-10-17 16:55:16,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:17,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:19,652 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_d45ebb10-4350-41fe-8809-3ae858b85242/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2022-10-17 16:55:19,682 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_d45ebb10-4350-41fe-8809-3ae858b85242/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:55:19,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:19,891 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:21,259 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_d45ebb10-4350-41fe-8809-3ae858b85242/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[381679,381692] [2022-10-17 16:55:21,264 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_d45ebb10-4350-41fe-8809-3ae858b85242/sv-benchmarks/c/combinations/Problem05_label43+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:55:21,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:21,378 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:21,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21 WrapperNode [2022-10-17 16:55:21,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:21,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:21,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:21,381 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:21,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:21,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,246 INFO L138 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2022-10-17 16:55:22,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:22,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:22,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:22,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:22,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,810 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:22,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:22,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:22,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:22,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:21" (1/1) ... [2022-10-17 16:55:22,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:22,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:22,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:22,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d45ebb10-4350-41fe-8809-3ae858b85242/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:55:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:55:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:55:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:55:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:55:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:55:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:55:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:55:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:55:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:55:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:55:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:55:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:23,282 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:23,285 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:32,831 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:35,119 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:35,119 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:55:35,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:35 BoogieIcfgContainer [2022-10-17 16:55:35,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:35,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:35,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:35,141 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:35,141 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:35" (1/1) ... [2022-10-17 16:55:35,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1710 states and 3367 transitions. [2022-10-17 16:55:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3367 transitions. [2022-10-17 16:55:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:55:35,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:35,708 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 16:55:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1715 states and 3375 transitions. [2022-10-17 16:55:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3375 transitions. [2022-10-17 16:55:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:55:35,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:35,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:35,978 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 16:55:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1716 states and 3375 transitions. [2022-10-17 16:55:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3375 transitions. [2022-10-17 16:55:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:55:36,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:36,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:36,125 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 16:55:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:36,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1724 states and 3390 transitions. [2022-10-17 16:55:36,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3390 transitions. [2022-10-17 16:55:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:55:36,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:36,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:36,547 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 16:55:37,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:37,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1737 states and 3418 transitions. [2022-10-17 16:55:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3418 transitions. [2022-10-17 16:55:37,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:55:37,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:37,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:37,220 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 16:55:37,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1740 states and 3423 transitions. [2022-10-17 16:55:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3423 transitions. [2022-10-17 16:55:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:55:37,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:37,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:37,932 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 16:55:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1738 states and 3418 transitions. [2022-10-17 16:55:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3418 transitions. [2022-10-17 16:55:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:55:38,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:38,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:38,378 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 16:55:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:39,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1750 states and 3444 transitions. [2022-10-17 16:55:39,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3444 transitions. [2022-10-17 16:55:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:55:39,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:39,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,010 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 16:55:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3450 transitions. [2022-10-17 16:55:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3450 transitions. [2022-10-17 16:55:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:55:40,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:40,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,538 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 16:55:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1749 states and 3442 transitions. [2022-10-17 16:55:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3442 transitions. [2022-10-17 16:55:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:55:40,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,630 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 16:55:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:40,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1751 states and 3445 transitions. [2022-10-17 16:55:40,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3445 transitions. [2022-10-17 16:55:40,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:55:40,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,819 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 16:55:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1748 states and 3436 transitions. [2022-10-17 16:55:40,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3436 transitions. [2022-10-17 16:55:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:55:40,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:40,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,916 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 16:55:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:40,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1750 states and 3440 transitions. [2022-10-17 16:55:40,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3440 transitions. [2022-10-17 16:55:40,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:55:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:40,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:40,986 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 16:55:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1750 states and 3439 transitions. [2022-10-17 16:55:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3439 transitions. [2022-10-17 16:55:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:55:41,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:41,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:41,102 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 16:55:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1760 states and 3457 transitions. [2022-10-17 16:55:41,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:55:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:55:41,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:41,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:41,927 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 16:55:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1762 states and 3460 transitions. [2022-10-17 16:55:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3460 transitions. [2022-10-17 16:55:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:55:42,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:42,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:42,362 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 16:55:42,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1762 states and 3459 transitions. [2022-10-17 16:55:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3459 transitions. [2022-10-17 16:55:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:55:42,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:42,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:42,601 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 16:55:42,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:42,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1764 states and 3462 transitions. [2022-10-17 16:55:42,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3462 transitions. [2022-10-17 16:55:42,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:55:42,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:42,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:42,687 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 16:55:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1765 states and 3463 transitions. [2022-10-17 16:55:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3463 transitions. [2022-10-17 16:55:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:55:42,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:42,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:42,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:55:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1769 states and 3469 transitions. [2022-10-17 16:55:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3469 transitions. [2022-10-17 16:55:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:55:42,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:42,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.