./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/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 0792bb078b549cb8c62d642eddb09d42b03fb2451c67a454a8e8576be6796f29 --- 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 16:47:49,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:49,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:49,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:49,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:49,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:49,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:49,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:49,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:49,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:49,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:49,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:49,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:49,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:49,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:49,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:49,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:49,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:49,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:49,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:49,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:49,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:49,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:49,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:49,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:49,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:49,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:49,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:49,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:49,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:49,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:49,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:49,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:49,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:49,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:49,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:49,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:49,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:49,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:49,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:49,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:49,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:49,222 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:49,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:49,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:49,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:49,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:49,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:49,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:49,225 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:49,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:49,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:49,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:49,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:49,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:49,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:49,227 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:49,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:49,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:49,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:49,233 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:49,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:49,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:49,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:49,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:49,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:49,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:49,248 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:49,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:49,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:49,249 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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0792bb078b549cb8c62d642eddb09d42b03fb2451c67a454a8e8576be6796f29 [2022-10-17 16:47:49,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:49,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:49,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:49,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:49,698 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:49,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c [2022-10-17 16:47:49,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/data/214cd8e82/4d9d0884961f42e79652dfcbc1c051aa/FLAG125e19bcf [2022-10-17 16:47:50,521 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:50,522 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c [2022-10-17 16:47:50,548 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/data/214cd8e82/4d9d0884961f42e79652dfcbc1c051aa/FLAG125e19bcf [2022-10-17 16:47:50,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/data/214cd8e82/4d9d0884961f42e79652dfcbc1c051aa [2022-10-17 16:47:50,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:50,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:50,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:50,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:50,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:50,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:50" (1/1) ... [2022-10-17 16:47:50,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f2bcbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:50, skipping insertion in model container [2022-10-17 16:47:50,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:50" (1/1) ... [2022-10-17 16:47:50,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:50,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:51,175 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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[914,927] [2022-10-17 16:47:51,275 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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[7115,7128] [2022-10-17 16:47:51,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:51,378 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:51,397 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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[914,927] [2022-10-17 16:47:51,460 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_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.02.cil-1.c[7115,7128] [2022-10-17 16:47:51,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:51,520 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:51,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51 WrapperNode [2022-10-17 16:47:51,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:51,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:51,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:51,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:51,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,611 INFO L138 Inliner]: procedures = 57, calls = 63, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 460 [2022-10-17 16:47:51,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:51,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:51,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:51,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:51,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,670 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:51,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:51,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:51,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:51,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:51" (1/1) ... [2022-10-17 16:47:51,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:51,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:51,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:51,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d7445d3-8ea3-43cb-b308-4e6133ee26b2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:51,784 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:47:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:47:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:47:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:47:51,785 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:47:51,785 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:47:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:47:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:47:51,786 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:47:51,786 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:47:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:47:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:47:51,787 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:47:51,787 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:47:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:47:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:47:51,788 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:47:51,788 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:47:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:47:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:47:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:47:51,789 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:47:51,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:47:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:47:51,790 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:47:51,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:47:51,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:51,791 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:47:51,791 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:47:51,905 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:51,908 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:52,580 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:52,776 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:52,776 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:47:52,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:52 BoogieIcfgContainer [2022-10-17 16:47:52,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:52,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:52,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:52,792 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:52,792 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:52" (1/1) ... [2022-10-17 16:47:52,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:52,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 150 states and 213 transitions. [2022-10-17 16:47:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 213 transitions. [2022-10-17 16:47:52,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:47:52,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:52,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:53,371 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 16:47:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 159 states and 229 transitions. [2022-10-17 16:47:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 229 transitions. [2022-10-17 16:47:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:47:53,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:53,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:53,671 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 16:47:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:53,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 160 states and 229 transitions. [2022-10-17 16:47:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 229 transitions. [2022-10-17 16:47:53,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:47:53,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:53,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:53,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:53,782 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 16:47:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:53,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 168 states and 244 transitions. [2022-10-17 16:47:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 244 transitions. [2022-10-17 16:47:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:53,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:54,124 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 16:47:54,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 173 states and 247 transitions. [2022-10-17 16:47:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 247 transitions. [2022-10-17 16:47:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:54,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:54,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:54,434 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 16:47:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 178 states and 254 transitions. [2022-10-17 16:47:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 254 transitions. [2022-10-17 16:47:54,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:47:54,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:54,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:55,103 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 16:47:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:56,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 184 states and 265 transitions. [2022-10-17 16:47:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 265 transitions. [2022-10-17 16:47:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:56,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:56,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:56,570 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 16:47:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 194 states and 285 transitions. [2022-10-17 16:47:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 285 transitions. [2022-10-17 16:47:56,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:47:56,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:56,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:56,971 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 16:47:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 206 states and 308 transitions. [2022-10-17 16:47:57,819 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 308 transitions. [2022-10-17 16:47:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:57,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:57,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:58,207 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 16:47:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 222 states and 344 transitions. [2022-10-17 16:47:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 344 transitions. [2022-10-17 16:47:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:59,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,791 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 16:48:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 228 states and 362 transitions. [2022-10-17 16:48:01,222 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 362 transitions. [2022-10-17 16:48:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:01,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,264 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 16:48:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 230 states and 364 transitions. [2022-10-17 16:48:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 364 transitions. [2022-10-17 16:48:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:01,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,963 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 16:48:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 230 states and 362 transitions. [2022-10-17 16:48:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 362 transitions. [2022-10-17 16:48:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:02,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,272 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 16:48:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 231 states and 364 transitions. [2022-10-17 16:48:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 364 transitions. [2022-10-17 16:48:02,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:48:02,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,412 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 16:48:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 231 states and 363 transitions. [2022-10-17 16:48:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 363 transitions. [2022-10-17 16:48:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:02,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,483 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 16:48:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 229 states and 359 transitions. [2022-10-17 16:48:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 359 transitions. [2022-10-17 16:48:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:02,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,055 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 16:48:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 245 states and 397 transitions. [2022-10-17 16:48:06,369 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 397 transitions. [2022-10-17 16:48:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:06,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:06,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:06,421 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 16:48:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:07,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 247 states and 403 transitions. [2022-10-17 16:48:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 403 transitions. [2022-10-17 16:48:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:07,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:07,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:07,112 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 16:48:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 244 states and 395 transitions. [2022-10-17 16:48:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 395 transitions. [2022-10-17 16:48:07,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:07,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:07,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:07,302 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 16:48:08,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 247 states and 403 transitions. [2022-10-17 16:48:08,148 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 403 transitions. [2022-10-17 16:48:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:08,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,435 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 16:48:08,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 250 states and 409 transitions. [2022-10-17 16:48:08,674 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 409 transitions. [2022-10-17 16:48:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,734 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 16:48:08,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 248 states and 405 transitions. [2022-10-17 16:48:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 405 transitions. [2022-10-17 16:48:08,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:08,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,042 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 16:48:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 249 states and 406 transitions. [2022-10-17 16:48:09,079 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 406 transitions. [2022-10-17 16:48:09,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:09,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,133 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 16:48:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 252 states and 413 transitions. [2022-10-17 16:48:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 413 transitions. [2022-10-17 16:48:09,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:48:09,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,382 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 16:48:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 249 states and 404 transitions. [2022-10-17 16:48:09,570 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 404 transitions. [2022-10-17 16:48:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:48:09,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,606 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 16:48:10,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 257 states and 420 transitions. [2022-10-17 16:48:10,666 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 420 transitions. [2022-10-17 16:48:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:48:10,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,716 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 16:48:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 258 states and 421 transitions. [2022-10-17 16:48:10,737 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 421 transitions. [2022-10-17 16:48:10,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:10,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,775 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 16:48:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 258 states and 420 transitions. [2022-10-17 16:48:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 420 transitions. [2022-10-17 16:48:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:10,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,941 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 16:48:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 260 states and 424 transitions. [2022-10-17 16:48:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 424 transitions. [2022-10-17 16:48:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:10,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:11,011 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 16:48:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 262 states and 428 transitions. [2022-10-17 16:48:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 428 transitions. [2022-10-17 16:48:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:48:11,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:11,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:12,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 269 states and 438 transitions. [2022-10-17 16:48:12,156 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 438 transitions. [2022-10-17 16:48:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:48:12,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:12,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 441 transitions. [2022-10-17 16:48:12,681 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 441 transitions. [2022-10-17 16:48:12,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:48:12,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:12,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:12,733 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 16:48:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 272 states and 445 transitions. [2022-10-17 16:48:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 445 transitions. [2022-10-17 16:48:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:48:12,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:12,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:12,904 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 16:48:13,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 282 states and 463 transitions. [2022-10-17 16:48:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 463 transitions. [2022-10-17 16:48:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:48:13,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:13,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:13,825 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 16:48:15,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:15,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 293 states and 488 transitions. [2022-10-17 16:48:15,210 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 488 transitions. [2022-10-17 16:48:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:48:15,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:15,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 303 states and 510 transitions. [2022-10-17 16:48:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 510 transitions. [2022-10-17 16:48:17,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:48:17,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:48:17,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 304 states and 511 transitions. [2022-10-17 16:48:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 511 transitions. [2022-10-17 16:48:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:48:17,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:17,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:17,332 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 16:48:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:17,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 305 states and 512 transitions. [2022-10-17 16:48:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 512 transitions. [2022-10-17 16:48:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:48:17,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:17,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.