./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.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_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/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_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/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_2bc37a10-8993-426b-a57c-44a317e44330/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 d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe --- 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 16:43:05,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:05,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:05,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:05,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:05,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:05,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:05,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:05,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:05,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:05,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:05,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:05,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:05,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:05,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:05,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:05,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:05,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:05,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:05,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:05,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:05,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:05,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:05,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:05,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:05,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:05,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:05,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:05,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:05,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:05,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:05,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:05,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:05,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:05,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:05,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:05,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:05,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:05,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:05,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:05,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:05,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:05,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:05,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:05,258 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:05,258 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:05,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:05,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:05,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:05,260 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:05,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:05,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:05,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:05,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:05,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:05,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:05,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:05,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:05,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:05,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:05,263 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:05,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:05,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:05,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:05,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:05,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:05,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:05,265 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:05,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:05,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:05,266 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_2bc37a10-8993-426b-a57c-44a317e44330/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5746a53d1ab0f7d20d2e5362b7235e80167d7cee80ddadf160c57caf25829fe [2022-10-17 16:43:05,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:05,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:05,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:05,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:05,594 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:05,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2022-10-17 16:43:05,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/data/3809e88d4/a3cf38e345d0444f96987b3d6be8db60/FLAG5b53f5407 [2022-10-17 16:43:06,169 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:06,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c [2022-10-17 16:43:06,184 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/data/3809e88d4/a3cf38e345d0444f96987b3d6be8db60/FLAG5b53f5407 [2022-10-17 16:43:06,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/data/3809e88d4/a3cf38e345d0444f96987b3d6be8db60 [2022-10-17 16:43:06,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:06,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:06,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:06,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:06,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:06,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:06,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6767c44a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06, skipping insertion in model container [2022-10-17 16:43:06,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:06,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:06,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:06,732 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_2bc37a10-8993-426b-a57c-44a317e44330/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2022-10-17 16:43:06,805 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_2bc37a10-8993-426b-a57c-44a317e44330/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2022-10-17 16:43:06,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:06,890 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:06,902 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_2bc37a10-8993-426b-a57c-44a317e44330/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[913,926] [2022-10-17 16:43:06,921 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_2bc37a10-8993-426b-a57c-44a317e44330/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-1.c[5977,5990] [2022-10-17 16:43:06,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:06,988 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:06,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06 WrapperNode [2022-10-17 16:43:06,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:06,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:06,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:06,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:06,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,046 INFO L138 Inliner]: procedures = 54, calls = 58, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 538 [2022-10-17 16:43:07,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:07,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:07,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:07,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:07,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,090 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,093 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:07,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:07,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:07,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:07,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:06" (1/1) ... [2022-10-17 16:43:07,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:07,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:07,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:07,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bc37a10-8993-426b-a57c-44a317e44330/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:07,205 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:43:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:43:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:43:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:43:07,206 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:43:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:43:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:43:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:43:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:43:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:43:07,207 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:43:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:43:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:43:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:43:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:07,208 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:43:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:43:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:43:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:43:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:43:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:43:07,343 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:07,346 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:08,094 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:08,295 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:08,295 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 16:43:08,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:08 BoogieIcfgContainer [2022-10-17 16:43:08,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:08,300 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:08,300 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:08,312 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:08,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:08" (1/1) ... [2022-10-17 16:43:08,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 146 states and 217 transitions. [2022-10-17 16:43:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 217 transitions. [2022-10-17 16:43:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:43:08,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:08,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:08,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:08,792 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 16:43:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 151 states and 223 transitions. [2022-10-17 16:43:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 223 transitions. [2022-10-17 16:43:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:43:08,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:08,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:08,985 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 16:43:09,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 161 states and 243 transitions. [2022-10-17 16:43:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 243 transitions. [2022-10-17 16:43:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:43:09,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:09,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:09,218 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 16:43:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 173 states and 266 transitions. [2022-10-17 16:43:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 266 transitions. [2022-10-17 16:43:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:43:09,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:09,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:09,500 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 16:43:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 173 states and 265 transitions. [2022-10-17 16:43:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 265 transitions. [2022-10-17 16:43:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:43:09,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:09,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:09,814 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 16:43:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:10,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 176 states and 271 transitions. [2022-10-17 16:43:10,129 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 271 transitions. [2022-10-17 16:43:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:43:10,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:10,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:10,201 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 16:43:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 286 transitions. [2022-10-17 16:43:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2022-10-17 16:43:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:43:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:10,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:10,869 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 16:43:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 192 states and 301 transitions. [2022-10-17 16:43:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 301 transitions. [2022-10-17 16:43:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:43:11,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:11,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:11,647 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 16:43:11,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:11,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 194 states and 305 transitions. [2022-10-17 16:43:11,887 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 305 transitions. [2022-10-17 16:43:11,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:11,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:11,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,037 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 16:43:12,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 204 states and 323 transitions. [2022-10-17 16:43:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 323 transitions. [2022-10-17 16:43:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:12,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,281 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 16:43:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 205 states and 323 transitions. [2022-10-17 16:43:12,297 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 323 transitions. [2022-10-17 16:43:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:12,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,359 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 16:43:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 206 states and 323 transitions. [2022-10-17 16:43:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 323 transitions. [2022-10-17 16:43:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:12,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,445 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 16:43:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 207 states and 323 transitions. [2022-10-17 16:43:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 323 transitions. [2022-10-17 16:43:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:12,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:12,620 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 16:43:12,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 213 states and 334 transitions. [2022-10-17 16:43:12,971 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 334 transitions. [2022-10-17 16:43:12,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:12,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,031 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 16:43:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:13,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 214 states and 334 transitions. [2022-10-17 16:43:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 334 transitions. [2022-10-17 16:43:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:13,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:13,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,083 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 16:43:13,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 222 states and 349 transitions. [2022-10-17 16:43:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 349 transitions. [2022-10-17 16:43:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:13,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:13,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,165 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:43:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 226 states and 354 transitions. [2022-10-17 16:43:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 354 transitions. [2022-10-17 16:43:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:13,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:13,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,325 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 16:43:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 233 states and 370 transitions. [2022-10-17 16:43:13,816 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 370 transitions. [2022-10-17 16:43:13,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:13,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:13,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:13,858 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 16:43:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 240 states and 387 transitions. [2022-10-17 16:43:14,183 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 387 transitions. [2022-10-17 16:43:14,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:14,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:14,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:14,211 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 16:43:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 242 states and 390 transitions. [2022-10-17 16:43:14,327 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 390 transitions. [2022-10-17 16:43:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:14,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:14,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 251 states and 405 transitions. [2022-10-17 16:43:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 405 transitions. [2022-10-17 16:43:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:14,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:14,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:15,132 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:43:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 252 states and 405 transitions. [2022-10-17 16:43:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 405 transitions. [2022-10-17 16:43:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:43:15,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:15,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:15,205 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 16:43:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 261 states and 420 transitions. [2022-10-17 16:43:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 420 transitions. [2022-10-17 16:43:15,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:15,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:15,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:43:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 261 states and 419 transitions. [2022-10-17 16:43:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 419 transitions. [2022-10-17 16:43:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:15,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:15,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:16,080 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 16:43:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:17,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 274 states and 453 transitions. [2022-10-17 16:43:17,259 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 453 transitions. [2022-10-17 16:43:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:17,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:17,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:43:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 280 states and 464 transitions. [2022-10-17 16:43:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 464 transitions. [2022-10-17 16:43:17,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:43:17,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:17,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:17,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:43:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 286 states and 476 transitions. [2022-10-17 16:43:18,498 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 476 transitions. [2022-10-17 16:43:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:18,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:18,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:18,875 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 16:43:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 303 states and 515 transitions. [2022-10-17 16:43:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 515 transitions. [2022-10-17 16:43:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:20,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:20,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:20,897 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 16:43:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 305 states and 520 transitions. [2022-10-17 16:43:22,181 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 520 transitions. [2022-10-17 16:43:22,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:22,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,443 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 16:43:24,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 313 states and 538 transitions. [2022-10-17 16:43:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 538 transitions. [2022-10-17 16:43:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:24,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:24,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:43:30,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 339 states and 597 transitions. [2022-10-17 16:43:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 597 transitions. [2022-10-17 16:43:30,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:30,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:30,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:43:31,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:31,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 343 states and 604 transitions. [2022-10-17 16:43:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 604 transitions. [2022-10-17 16:43:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:31,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:31,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:31,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:43:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 349 states and 615 transitions. [2022-10-17 16:43:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 615 transitions. [2022-10-17 16:43:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:43:32,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:32,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:43:32,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 355 states and 628 transitions. [2022-10-17 16:43:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 628 transitions. [2022-10-17 16:43:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:43:32,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:32,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:33,057 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 16:43:33,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 356 states and 629 transitions. [2022-10-17 16:43:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 629 transitions. [2022-10-17 16:43:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:43:33,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:33,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:33,917 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.