./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.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_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/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_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/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_02baf4c5-10db-4559-9c2c-1132c388b0c0/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 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 --- 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 16:57:35,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:35,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:35,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:35,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:35,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:35,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:35,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:35,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:35,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:35,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:35,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:35,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:35,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:35,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:35,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:35,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:35,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:35,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:35,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:35,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:35,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:35,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:35,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:35,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:35,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:35,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:35,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:35,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:35,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:35,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:35,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:35,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:35,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:35,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:35,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:35,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:35,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:35,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:35,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:35,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:35,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:35,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:35,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:35,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:35,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:35,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:35,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:35,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:35,324 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:35,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:35,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:35,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:35,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:35,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:35,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:35,326 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:35,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:35,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:35,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:35,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:35,327 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:35,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:35,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:35,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:35,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:35,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:35,328 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:35,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:35,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:35,329 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_02baf4c5-10db-4559-9c2c-1132c388b0c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7adc5be84218941c02109a6f05aa2044beb278121fd387aba807705fdb759027 [2022-10-17 16:57:35,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:35,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:35,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:35,653 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:35,654 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:35,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2022-10-17 16:57:35,720 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/data/f078a8857/af73d5f3ad1e4ffa9ec8aaf43ab7aa19/FLAGc7aae1347 [2022-10-17 16:57:36,783 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:36,785 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c [2022-10-17 16:57:36,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/data/f078a8857/af73d5f3ad1e4ffa9ec8aaf43ab7aa19/FLAGc7aae1347 [2022-10-17 16:57:37,066 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/data/f078a8857/af73d5f3ad1e4ffa9ec8aaf43ab7aa19 [2022-10-17 16:57:37,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:37,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:37,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:37,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:37,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:37,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:37" (1/1) ... [2022-10-17 16:57:37,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@caa19b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:37, skipping insertion in model container [2022-10-17 16:57:37,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:37" (1/1) ... [2022-10-17 16:57:37,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:37,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:39,845 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_02baf4c5-10db-4559-9c2c-1132c388b0c0/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2022-10-17 16:57:39,876 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_02baf4c5-10db-4559-9c2c-1132c388b0c0/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2022-10-17 16:57:40,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:40,079 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:41,367 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_02baf4c5-10db-4559-9c2c-1132c388b0c0/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[380323,380336] [2022-10-17 16:57:41,373 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_02baf4c5-10db-4559-9c2c-1132c388b0c0/sv-benchmarks/c/combinations/Problem05_label45+token_ring.01.cil-2.c[383339,383352] [2022-10-17 16:57:41,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:41,494 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:41,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41 WrapperNode [2022-10-17 16:57:41,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:41,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:41,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:41,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:41,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:41,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,284 INFO L138 Inliner]: procedures = 46, calls = 45, calls flagged for inlining = 23, calls inlined = 23, statements flattened = 12566 [2022-10-17 16:57:42,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:42,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:42,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:42,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:42,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,887 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:42,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:42,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:42,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:42,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:41" (1/1) ... [2022-10-17 16:57:42,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:42,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:43,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:43,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02baf4c5-10db-4559-9c2c-1132c388b0c0/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:43,082 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:57:43,083 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:57:43,083 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:57:43,083 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:57:43,083 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:57:43,083 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:57:43,084 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:57:43,084 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:57:43,084 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:57:43,084 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:57:43,084 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:57:43,084 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:57:43,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:43,160 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:57:43,161 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:57:43,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:43,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:43,324 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:43,326 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:52,599 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:54,773 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:54,773 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:57:54,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:54 BoogieIcfgContainer [2022-10-17 16:57:54,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:54,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:54,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:54,790 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:54,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:54" (1/1) ... [2022-10-17 16:57:54,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 1716 states and 3377 transitions. [2022-10-17 16:57:54,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3377 transitions. [2022-10-17 16:57:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:54,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,201 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 16:57:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1720 states and 3383 transitions. [2022-10-17 16:57:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 3383 transitions. [2022-10-17 16:57:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:55,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,514 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 16:57:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 1721 states and 3383 transitions. [2022-10-17 16:57:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3383 transitions. [2022-10-17 16:57:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:57:55,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,680 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 16:57:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1729 states and 3398 transitions. [2022-10-17 16:57:55,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3398 transitions. [2022-10-17 16:57:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:55,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:56,120 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 16:57:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:56,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 1742 states and 3426 transitions. [2022-10-17 16:57:56,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3426 transitions. [2022-10-17 16:57:56,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:56,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:56,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:56,839 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 16:57:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 1745 states and 3431 transitions. [2022-10-17 16:57:57,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3431 transitions. [2022-10-17 16:57:57,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:57,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:57,492 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 16:57:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 1743 states and 3426 transitions. [2022-10-17 16:57:57,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3426 transitions. [2022-10-17 16:57:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:57,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:57,799 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 16:57:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1755 states and 3452 transitions. [2022-10-17 16:57:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3452 transitions. [2022-10-17 16:57:59,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:59,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:59,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,312 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 16:57:59,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1757 states and 3458 transitions. [2022-10-17 16:57:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3458 transitions. [2022-10-17 16:57:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:59,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:59,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,740 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 16:57:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1754 states and 3450 transitions. [2022-10-17 16:57:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3450 transitions. [2022-10-17 16:57:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:57:59,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:59,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,815 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 16:57:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1756 states and 3453 transitions. [2022-10-17 16:57:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3453 transitions. [2022-10-17 16:57:59,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:57:59,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:59,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,962 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 16:57:59,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1753 states and 3444 transitions. [2022-10-17 16:58:00,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3444 transitions. [2022-10-17 16:58:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,040 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 16:58:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1755 states and 3448 transitions. [2022-10-17 16:58:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3448 transitions. [2022-10-17 16:58:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:00,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,100 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 16:58:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1755 states and 3447 transitions. [2022-10-17 16:58:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3447 transitions. [2022-10-17 16:58:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,208 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 16:58:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 1765 states and 3465 transitions. [2022-10-17 16:58:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3465 transitions. [2022-10-17 16:58:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:00,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:01,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 1767 states and 3468 transitions. [2022-10-17 16:58:01,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3468 transitions. [2022-10-17 16:58:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:01,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,220 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 1767 states and 3467 transitions. [2022-10-17 16:58:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3467 transitions. [2022-10-17 16:58:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:01,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,396 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1769 states and 3470 transitions. [2022-10-17 16:58:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3470 transitions. [2022-10-17 16:58:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:58:01,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,475 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:58:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1770 states and 3471 transitions. [2022-10-17 16:58:01,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3471 transitions. [2022-10-17 16:58:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:01,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:01,627 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:01,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1774 states and 3479 transitions. [2022-10-17 16:58:01,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2022-10-17 16:58:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:01,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:01,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:02,044 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1781 states and 3495 transitions. [2022-10-17 16:58:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3495 transitions. [2022-10-17 16:58:02,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:02,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:02,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:02,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1788 states and 3516 transitions. [2022-10-17 16:58:03,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3516 transitions. [2022-10-17 16:58:03,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:03,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.