./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/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 94e951826a6b890c42a47666caa0401c27bf1b0a09941efa99a0e4bb1e9e9065 --- 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 16:40:40,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:40,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:40,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:40,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:40,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:40,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:40,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:40,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:40,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:40,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:40,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:40,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:40,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:40,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:40,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:40,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:40,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:40,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:40,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:40,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:40,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:40,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:40,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:40,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:40,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:40,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:40,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:40,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:40,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:40,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:40,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:40,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:40,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:40,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:40,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:40,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:40,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:40,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:40,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:40,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:40,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:40:40,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:40,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:40,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:40,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:40,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:40,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:40,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:40,422 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:40,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:40,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:40,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:40,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:40,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:40,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:40,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:40,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:40,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:40,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:40,425 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:40,426 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:40,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:40,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:40,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:40,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:40,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:40,427 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:40,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:40,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:40,429 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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94e951826a6b890c42a47666caa0401c27bf1b0a09941efa99a0e4bb1e9e9065 [2022-10-17 16:40:40,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:40,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:40,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:40,844 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:40,846 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:40,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c [2022-10-17 16:40:40,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/data/1e5bbb565/d245de6faf334270b4265e97dfb65f7d/FLAG741f5c005 [2022-10-17 16:40:42,022 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:42,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c [2022-10-17 16:40:42,093 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/data/1e5bbb565/d245de6faf334270b4265e97dfb65f7d/FLAG741f5c005 [2022-10-17 16:40:42,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/data/1e5bbb565/d245de6faf334270b4265e97dfb65f7d [2022-10-17 16:40:42,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:42,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:42,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:42,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:42,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:42,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:42" (1/1) ... [2022-10-17 16:40:42,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a13a021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:42, skipping insertion in model container [2022-10-17 16:40:42,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:42" (1/1) ... [2022-10-17 16:40:42,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:42,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:45,157 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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c[382357,382370] [2022-10-17 16:40:45,196 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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c[383339,383352] [2022-10-17 16:40:45,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:45,498 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:46,778 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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c[382357,382370] [2022-10-17 16:40:46,782 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_6b85ec03-d011-4a3b-80d0-c7c7c500b834/sv-benchmarks/c/combinations/Problem05_label46+token_ring.02.cil-2.c[383339,383352] [2022-10-17 16:40:46,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:46,854 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:46,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46 WrapperNode [2022-10-17 16:40:46,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:46,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:46,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:46,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:46,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:46,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,392 INFO L138 Inliner]: procedures = 48, calls = 48, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12624 [2022-10-17 16:40:47,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:47,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:47,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:47,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:47,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:47,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:48,044 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:48,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:48,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:48,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:48,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:48,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:48,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:46" (1/1) ... [2022-10-17 16:40:48,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:48,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:48,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:48,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b85ec03-d011-4a3b-80d0-c7c7c500b834/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:48,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:40:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:40:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:40:48,359 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:40:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:40:48,360 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:40:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:40:48,360 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:40:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:40:48,360 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:40:48,361 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:40:48,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:40:48,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:48,361 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:40:48,361 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:40:48,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:48,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:48,531 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:48,546 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:57,664 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:59,805 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:59,805 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:40:59,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:59 BoogieIcfgContainer [2022-10-17 16:40:59,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:59,814 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:59,814 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:59,824 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:59,824 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:59" (1/1) ... [2022-10-17 16:40:59,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:59,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1727 states and 3395 transitions. [2022-10-17 16:40:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3395 transitions. [2022-10-17 16:40:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:40:59,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:00,342 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 16:41:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1734 states and 3407 transitions. [2022-10-17 16:41:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3407 transitions. [2022-10-17 16:41:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:00,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:00,651 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 16:41:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1735 states and 3407 transitions. [2022-10-17 16:41:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3407 transitions. [2022-10-17 16:41:00,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:00,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:00,796 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 16:41:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1736 states and 3407 transitions. [2022-10-17 16:41:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2022-10-17 16:41:00,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:00,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,089 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 16:41:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1739 states and 3412 transitions. [2022-10-17 16:41:01,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3412 transitions. [2022-10-17 16:41:01,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:41:01,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,380 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 16:41:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1747 states and 3427 transitions. [2022-10-17 16:41:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2022-10-17 16:41:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:01,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,757 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 16:41:02,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:02,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1760 states and 3454 transitions. [2022-10-17 16:41:02,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3454 transitions. [2022-10-17 16:41:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:02,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:02,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:02,594 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 16:41:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1765 states and 3465 transitions. [2022-10-17 16:41:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3465 transitions. [2022-10-17 16:41:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:03,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,430 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 16:41:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1766 states and 3466 transitions. [2022-10-17 16:41:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3466 transitions. [2022-10-17 16:41:03,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:03,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,921 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 16:41:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1781 states and 3500 transitions. [2022-10-17 16:41:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 16:41:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:05,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:05,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:05,726 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 16:41:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1786 states and 3512 transitions. [2022-10-17 16:41:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3512 transitions. [2022-10-17 16:41:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:06,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:06,458 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 16:41:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1780 states and 3499 transitions. [2022-10-17 16:41:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3499 transitions. [2022-10-17 16:41:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:06,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:06,558 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 16:41:06,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1781 states and 3500 transitions. [2022-10-17 16:41:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 16:41:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:06,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:06,739 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 16:41:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1784 states and 3507 transitions. [2022-10-17 16:41:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3507 transitions. [2022-10-17 16:41:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:06,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:06,929 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 16:41:06,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1778 states and 3493 transitions. [2022-10-17 16:41:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3493 transitions. [2022-10-17 16:41:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:06,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,022 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 16:41:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3494 transitions. [2022-10-17 16:41:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3494 transitions. [2022-10-17 16:41:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:07,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,089 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 16:41:07,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1779 states and 3493 transitions. [2022-10-17 16:41:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3493 transitions. [2022-10-17 16:41:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:07,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,199 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 16:41:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1781 states and 3497 transitions. [2022-10-17 16:41:07,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3497 transitions. [2022-10-17 16:41:07,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:07,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,306 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 16:41:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1783 states and 3501 transitions. [2022-10-17 16:41:07,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3501 transitions. [2022-10-17 16:41:07,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:07,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,436 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 16:41:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 1793 states and 3520 transitions. [2022-10-17 16:41:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3520 transitions. [2022-10-17 16:41:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:08,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:08,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.