./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/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 6d6da8f3ee43e0b2f144002fad1e1be3bc4062b8e0f7b0d6768d1ce0f0c5101f --- 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 17:05:13,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:05:13,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:05:13,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:05:13,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:05:13,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:05:13,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:05:13,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:05:13,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:05:13,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:05:13,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:05:13,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:05:13,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:05:13,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:05:13,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:05:13,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:05:13,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:05:13,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:05:13,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:05:13,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:05:13,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:05:13,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:05:13,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:05:13,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:05:13,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:05:13,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:05:13,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:05:13,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:05:13,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:05:13,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:05:13,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:05:13,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:05:13,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:05:13,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:05:13,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:05:13,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:05:13,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:05:13,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:05:13,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:05:13,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:05:13,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:05:13,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:05:13,218 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:05:13,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:05:13,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:05:13,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:05:13,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:05:13,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:05:13,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:05:13,221 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:05:13,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:05:13,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:05:13,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:05:13,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:05:13,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:05:13,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:05:13,223 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:05:13,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:05:13,223 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:05:13,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:05:13,224 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:05:13,224 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:05:13,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:05:13,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:13,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:05:13,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:05:13,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:05:13,225 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:05:13,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:05:13,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:05:13,226 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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6da8f3ee43e0b2f144002fad1e1be3bc4062b8e0f7b0d6768d1ce0f0c5101f [2022-10-17 17:05:13,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:05:13,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:05:13,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:05:13,579 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:05:13,580 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:05:13,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c [2022-10-17 17:05:13,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/data/d8a491da6/295544ad51d4405ba54a96ba67a423f8/FLAG92a2c18ef [2022-10-17 17:05:14,263 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:05:14,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c [2022-10-17 17:05:14,292 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/data/d8a491da6/295544ad51d4405ba54a96ba67a423f8/FLAG92a2c18ef [2022-10-17 17:05:14,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/data/d8a491da6/295544ad51d4405ba54a96ba67a423f8 [2022-10-17 17:05:14,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:05:14,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:05:14,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:14,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:05:14,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:05:14,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:14" (1/1) ... [2022-10-17 17:05:14,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252c8eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:14, skipping insertion in model container [2022-10-17 17:05:14,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:05:14" (1/1) ... [2022-10-17 17:05:14,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:05:14,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:05:14,941 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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c[914,927] [2022-10-17 17:05:15,038 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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c[7115,7128] [2022-10-17 17:05:15,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:15,172 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:05:15,185 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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c[914,927] [2022-10-17 17:05:15,232 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_de0acc61-44ff-4368-b6ac-a37cc61b31a1/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.10.cil-1.c[7115,7128] [2022-10-17 17:05:15,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:05:15,362 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:05:15,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15 WrapperNode [2022-10-17 17:05:15,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:05:15,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:15,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:05:15,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:05:15,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,490 INFO L138 Inliner]: procedures = 73, calls = 88, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 929 [2022-10-17 17:05:15,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:05:15,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:05:15,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:05:15,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:05:15,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,580 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:05:15,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:05:15,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:05:15,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:05:15,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:05:15" (1/1) ... [2022-10-17 17:05:15,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:05:15,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:05:15,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:05:15,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de0acc61-44ff-4368-b6ac-a37cc61b31a1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:05:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:05:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:05:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:05:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:05:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:05:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:05:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:05:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:05:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:05:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:05:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:05:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:05:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:05:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:05:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:05:15,722 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:05:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:05:15,722 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:05:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:05:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:05:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:05:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:05:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:05:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:05:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:05:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:05:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:05:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:05:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:05:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:05:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:05:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:05:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:05:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:05:15,863 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:05:15,866 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:05:17,161 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:05:17,779 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:05:17,779 INFO L300 CfgBuilder]: Removed 17 assume(true) statements. [2022-10-17 17:05:17,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:17 BoogieIcfgContainer [2022-10-17 17:05:17,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:05:17,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:05:17,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:05:17,797 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:05:17,798 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:05:17" (1/1) ... [2022-10-17 17:05:17,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:05:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 244 states and 367 transitions. [2022-10-17 17:05:17,945 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 367 transitions. [2022-10-17 17:05:17,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:05:17,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:17,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:18,544 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 17:05:18,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:18,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 249 states and 370 transitions. [2022-10-17 17:05:18,751 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 370 transitions. [2022-10-17 17:05:18,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:05:18,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:19,255 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 17:05:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 255 states and 381 transitions. [2022-10-17 17:05:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 381 transitions. [2022-10-17 17:05:20,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:05:20,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:20,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:20,387 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 17:05:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 265 states and 401 transitions. [2022-10-17 17:05:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 401 transitions. [2022-10-17 17:05:20,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:05:20,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:20,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:21,058 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 17:05:21,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 277 states and 424 transitions. [2022-10-17 17:05:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 424 transitions. [2022-10-17 17:05:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:05:21,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:21,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:21,914 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 17:05:21,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:21,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 277 states and 423 transitions. [2022-10-17 17:05:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 423 transitions. [2022-10-17 17:05:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:05:21,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:21,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:22,219 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 17:05:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:22,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 281 states and 429 transitions. [2022-10-17 17:05:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 429 transitions. [2022-10-17 17:05:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:22,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:22,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:22,435 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 17:05:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:22,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 289 states and 445 transitions. [2022-10-17 17:05:22,893 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 445 transitions. [2022-10-17 17:05:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:05:22,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:22,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:22,947 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 17:05:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 296 states and 455 transitions. [2022-10-17 17:05:23,484 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 455 transitions. [2022-10-17 17:05:23,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:05:23,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:23,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:23,675 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 17:05:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:23,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 297 states and 458 transitions. [2022-10-17 17:05:23,863 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 458 transitions. [2022-10-17 17:05:23,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:05:23,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:23,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:24,041 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 17:05:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 307 states and 480 transitions. [2022-10-17 17:05:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 480 transitions. [2022-10-17 17:05:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:05:24,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:24,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:25,057 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 17:05:25,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 308 states and 481 transitions. [2022-10-17 17:05:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 481 transitions. [2022-10-17 17:05:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:05:25,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:25,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:25,550 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 17:05:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 330 states and 525 transitions. [2022-10-17 17:05:28,772 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 525 transitions. [2022-10-17 17:05:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:05:28,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:28,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:29,008 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 17:05:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 334 states and 530 transitions. [2022-10-17 17:05:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 530 transitions. [2022-10-17 17:05:29,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:05:29,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:29,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:29,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:29,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 334 states and 528 transitions. [2022-10-17 17:05:29,910 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 528 transitions. [2022-10-17 17:05:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:05:29,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:29,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:30,074 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 17:05:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:30,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 341 states and 545 transitions. [2022-10-17 17:05:30,920 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 545 transitions. [2022-10-17 17:05:30,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:05:30,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:30,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:31,596 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 17:05:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 354 states and 571 transitions. [2022-10-17 17:05:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 571 transitions. [2022-10-17 17:05:34,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:05:34,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:34,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:34,712 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:05:36,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:36,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 353 states and 568 transitions. [2022-10-17 17:05:36,262 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 568 transitions. [2022-10-17 17:05:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:05:36,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:36,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:36,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 361 states and 585 transitions. [2022-10-17 17:05:38,231 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 585 transitions. [2022-10-17 17:05:38,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:05:38,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 362 states and 587 transitions. [2022-10-17 17:05:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 587 transitions. [2022-10-17 17:05:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:05:38,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:38,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:39,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:39,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 369 states and 611 transitions. [2022-10-17 17:05:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 611 transitions. [2022-10-17 17:05:39,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:05:39,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:39,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:05:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 371 states and 616 transitions. [2022-10-17 17:05:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 616 transitions. [2022-10-17 17:05:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:05:40,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:40,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:05:40,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:40,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 376 states and 624 transitions. [2022-10-17 17:05:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 624 transitions. [2022-10-17 17:05:40,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:05:40,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:40,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:40,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:05:41,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:41,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 377 states and 627 transitions. [2022-10-17 17:05:41,326 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 627 transitions. [2022-10-17 17:05:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:05:41,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:41,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:05:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 382 states and 639 transitions. [2022-10-17 17:05:41,775 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 639 transitions. [2022-10-17 17:05:41,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:05:41,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:41,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.