./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 --- 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-6b4ec56 [2022-11-20 17:04:53,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:04:53,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:04:53,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:04:53,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:04:53,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:04:53,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:04:53,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:04:53,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:04:53,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:04:53,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:04:53,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:04:53,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:04:53,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:04:53,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:04:53,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:04:53,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:04:53,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:04:53,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:04:53,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:04:53,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:04:53,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:04:53,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:04:53,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:04:53,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:04:53,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:04:53,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:04:53,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:04:53,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:04:53,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:04:53,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:04:53,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:04:53,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:04:53,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:04:53,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:04:53,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:04:53,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:04:53,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:04:53,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:04:53,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:04:53,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:04:53,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:04:53,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:04:53,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:04:53,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:04:53,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:04:53,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:04:53,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:04:53,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:04:53,581 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:04:53,581 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:04:53,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:04:53,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:04:53,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:04:53,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:04:53,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:04:53,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:04:53,588 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:04:53,588 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:04:53,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:04:53,588 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:04:53,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:04:53,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:04:53,589 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:04:53,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:04:53,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:04:53,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:04:53,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:04:53,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:04:53,591 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:04:53,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:04:53,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:04:53,592 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_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 [2022-11-20 17:04:53,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:04:53,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:04:53,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:04:53,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:04:53,955 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:04:53,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2022-11-20 17:04:56,935 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:04:57,162 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:04:57,163 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2022-11-20 17:04:57,176 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/data/86ee0345a/9e0aeae75049462782565c8ee4ef239e/FLAG83dadbb40 [2022-11-20 17:04:57,200 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/data/86ee0345a/9e0aeae75049462782565c8ee4ef239e [2022-11-20 17:04:57,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:04:57,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:04:57,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:04:57,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:04:57,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:04:57,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64757e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57, skipping insertion in model container [2022-11-20 17:04:57,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:04:57,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:04:57,468 WARN L237 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_7872ab73-8282-4fb2-ab56-e45ef412eef6/sv-benchmarks/c/systemc/token_ring.02.cil-2.c[671,684] [2022-11-20 17:04:57,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:04:57,545 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:04:57,558 WARN L237 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_7872ab73-8282-4fb2-ab56-e45ef412eef6/sv-benchmarks/c/systemc/token_ring.02.cil-2.c[671,684] [2022-11-20 17:04:57,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:04:57,606 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:04:57,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57 WrapperNode [2022-11-20 17:04:57,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:04:57,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:04:57,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:04:57,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:04:57,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,667 INFO L138 Inliner]: procedures = 32, calls = 38, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 284 [2022-11-20 17:04:57,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:04:57,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:04:57,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:04:57,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:04:57,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,717 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:04:57,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:04:57,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:04:57,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:04:57,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:57" (1/1) ... [2022-11-20 17:04:57,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:04:57,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:04:57,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:04:57,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:04:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:04:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-20 17:04:57,813 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-20 17:04:57,813 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-11-20 17:04:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-11-20 17:04:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-11-20 17:04:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-11-20 17:04:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-11-20 17:04:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-11-20 17:04:57,814 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-11-20 17:04:57,814 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-11-20 17:04:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-11-20 17:04:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-11-20 17:04:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:04:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-11-20 17:04:57,815 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-11-20 17:04:57,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:04:57,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:04:57,900 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:04:57,902 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:04:58,468 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:04:58,681 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:04:58,681 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 17:04:58,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:58 BoogieIcfgContainer [2022-11-20 17:04:58,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:04:58,685 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:04:58,686 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:04:58,696 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:04:58,696 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:58" (1/1) ... [2022-11-20 17:04:58,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:04:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:58,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2022-11-20 17:04:58,785 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2022-11-20 17:04:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:04:58,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:58,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:58,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:04:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:04:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:59,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 148 transitions. [2022-11-20 17:04:59,555 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2022-11-20 17:04:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:04:59,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:59,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:04:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:04:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:04:59,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 104 states and 148 transitions. [2022-11-20 17:04:59,906 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-11-20 17:04:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:04:59,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:04:59,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:04:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:00,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 105 states and 148 transitions. [2022-11-20 17:05:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2022-11-20 17:05:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:05:00,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:00,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:00,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:00,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:00,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 161 transitions. [2022-11-20 17:05:00,694 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2022-11-20 17:05:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:05:00,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:00,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 176 transitions. [2022-11-20 17:05:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 176 transitions. [2022-11-20 17:05:00,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:05:00,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:00,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 135 states and 213 transitions. [2022-11-20 17:05:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2022-11-20 17:05:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:05:02,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:02,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 214 transitions. [2022-11-20 17:05:02,959 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 214 transitions. [2022-11-20 17:05:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:05:02,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:02,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 216 transitions. [2022-11-20 17:05:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2022-11-20 17:05:03,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:05:03,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:03,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 133 states and 207 transitions. [2022-11-20 17:05:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 207 transitions. [2022-11-20 17:05:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:05:03,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:03,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 130 states and 199 transitions. [2022-11-20 17:05:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2022-11-20 17:05:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:05:03,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 140 states and 221 transitions. [2022-11-20 17:05:03,867 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2022-11-20 17:05:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:05:03,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 158 states and 263 transitions. [2022-11-20 17:05:06,663 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 263 transitions. [2022-11-20 17:05:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:05:06,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 160 states and 268 transitions. [2022-11-20 17:05:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2022-11-20 17:05:06,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:05:06,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 161 states and 270 transitions. [2022-11-20 17:05:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2022-11-20 17:05:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:05:07,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 156 states and 261 transitions. [2022-11-20 17:05:07,292 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 261 transitions. [2022-11-20 17:05:07,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:05:07,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 153 states and 253 transitions. [2022-11-20 17:05:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 253 transitions. [2022-11-20 17:05:07,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:05:07,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:08,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:08,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 165 states and 287 transitions. [2022-11-20 17:05:08,583 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 287 transitions. [2022-11-20 17:05:08,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:05:08,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:08,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 165 states and 286 transitions. [2022-11-20 17:05:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 286 transitions. [2022-11-20 17:05:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:05:08,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:08,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:08,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:08,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 167 states and 289 transitions. [2022-11-20 17:05:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 289 transitions. [2022-11-20 17:05:08,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:05:08,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:08,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:08,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 187 states and 335 transitions. [2022-11-20 17:05:13,130 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 335 transitions. [2022-11-20 17:05:13,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:05:13,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:13,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:13,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:13,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 189 states and 341 transitions. [2022-11-20 17:05:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 341 transitions. [2022-11-20 17:05:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:05:13,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:13,913 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:14,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:14,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 190 states and 343 transitions. [2022-11-20 17:05:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 343 transitions. [2022-11-20 17:05:14,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:05:14,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:14,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 185 states and 335 transitions. [2022-11-20 17:05:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 335 transitions. [2022-11-20 17:05:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:05:14,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:14,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:14,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:14,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 182 states and 326 transitions. [2022-11-20 17:05:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 326 transitions. [2022-11-20 17:05:14,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:05:14,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:14,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:15,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 186 states and 336 transitions. [2022-11-20 17:05:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 336 transitions. [2022-11-20 17:05:15,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:05:15,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:15,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:15,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:15,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 188 states and 339 transitions. [2022-11-20 17:05:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 339 transitions. [2022-11-20 17:05:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:05:15,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:15,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:05:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 192 states and 349 transitions. [2022-11-20 17:05:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 349 transitions. [2022-11-20 17:05:17,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:05:17,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 194 states and 352 transitions. [2022-11-20 17:05:17,129 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 352 transitions. [2022-11-20 17:05:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:05:17,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:05:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 196 states and 355 transitions. [2022-11-20 17:05:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 355 transitions. [2022-11-20 17:05:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:05:17,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:05:17,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 198 states and 357 transitions. [2022-11-20 17:05:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 357 transitions. [2022-11-20 17:05:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:05:17,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:17,728 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:05:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 200 states and 360 transitions. [2022-11-20 17:05:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 360 transitions. [2022-11-20 17:05:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:05:17,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:05:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:17,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 202 states and 363 transitions. [2022-11-20 17:05:17,901 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 363 transitions. [2022-11-20 17:05:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:05:17,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:17,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:05:18,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 204 states and 365 transitions. [2022-11-20 17:05:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 365 transitions. [2022-11-20 17:05:18,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:05:18,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:18,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 213 states and 392 transitions. [2022-11-20 17:05:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 392 transitions. [2022-11-20 17:05:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:05:20,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:20,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:05:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 215 states and 395 transitions. [2022-11-20 17:05:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 395 transitions. [2022-11-20 17:05:20,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:05:20,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:20,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:20,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:05:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 222 states and 409 transitions. [2022-11-20 17:05:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 409 transitions. [2022-11-20 17:05:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:05:21,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:21,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:05:21,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 224 states and 412 transitions. [2022-11-20 17:05:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 412 transitions. [2022-11-20 17:05:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:05:21,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:21,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 226 states and 415 transitions. [2022-11-20 17:05:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 415 transitions. [2022-11-20 17:05:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:05:21,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:21,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 235 states and 444 transitions. [2022-11-20 17:05:23,245 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 444 transitions. [2022-11-20 17:05:23,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:05:23,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:23,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 243 states and 465 transitions. [2022-11-20 17:05:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 465 transitions. [2022-11-20 17:05:24,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:24,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:24,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:25,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 256 states and 496 transitions. [2022-11-20 17:05:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 496 transitions. [2022-11-20 17:05:25,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:25,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:25,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 257 states and 496 transitions. [2022-11-20 17:05:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 496 transitions. [2022-11-20 17:05:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:25,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:25,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:25,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:25,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 258 states and 496 transitions. [2022-11-20 17:05:25,933 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 496 transitions. [2022-11-20 17:05:25,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:25,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:25,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 268 states and 528 transitions. [2022-11-20 17:05:28,086 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2022-11-20 17:05:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:28,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:28,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:28,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 270 states and 531 transitions. [2022-11-20 17:05:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 531 transitions. [2022-11-20 17:05:28,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:05:28,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:28,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:28,575 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:05:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 275 states and 544 transitions. [2022-11-20 17:05:29,316 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 544 transitions. [2022-11-20 17:05:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 17:05:29,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:29,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 277 states and 547 transitions. [2022-11-20 17:05:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 547 transitions. [2022-11-20 17:05:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:05:29,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:29,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:05:31,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 292 states and 585 transitions. [2022-11-20 17:05:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 585 transitions. [2022-11-20 17:05:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:05:31,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:31,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:32,001 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:05:32,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:32,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 294 states and 590 transitions. [2022-11-20 17:05:32,456 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 590 transitions. [2022-11-20 17:05:32,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:05:32,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:32,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:32,486 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:34,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 301 states and 607 transitions. [2022-11-20 17:05:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 607 transitions. [2022-11-20 17:05:34,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:05:34,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:34,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:34,260 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:34,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:34,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 303 states and 610 transitions. [2022-11-20 17:05:34,713 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 610 transitions. [2022-11-20 17:05:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:34,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:34,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:35,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 303 states and 608 transitions. [2022-11-20 17:05:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 608 transitions. [2022-11-20 17:05:35,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:35,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:35,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:05:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 301 states and 604 transitions. [2022-11-20 17:05:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 604 transitions. [2022-11-20 17:05:35,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:35,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:35,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 302 states and 604 transitions. [2022-11-20 17:05:35,737 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 604 transitions. [2022-11-20 17:05:35,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:35,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:35,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:35,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:36,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:36,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 302 states and 603 transitions. [2022-11-20 17:05:36,233 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 603 transitions. [2022-11-20 17:05:36,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:36,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:36,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:05:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:36,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 307 states and 617 transitions. [2022-11-20 17:05:36,952 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 617 transitions. [2022-11-20 17:05:36,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:36,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:36,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:36,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:37,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:37,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 305 states and 611 transitions. [2022-11-20 17:05:37,362 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 611 transitions. [2022-11-20 17:05:37,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:37,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:37,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:05:37,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 298 states and 592 transitions. [2022-11-20 17:05:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 592 transitions. [2022-11-20 17:05:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:05:37,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:05:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 298 states and 591 transitions. [2022-11-20 17:05:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 591 transitions. [2022-11-20 17:05:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:05:37,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:37,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:05:37,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:05:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:05:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:05:37,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:05:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:05:37,988 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 60 iterations. [2022-11-20 17:05:38,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:05:38 ImpRootNode [2022-11-20 17:05:38,157 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:05:38,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:05:38,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:05:38,158 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:05:38,159 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:58" (3/4) ... [2022-11-20 17:05:38,161 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:05:38,314 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:05:38,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:05:38,315 INFO L158 Benchmark]: Toolchain (without parser) took 41104.14ms. Allocated memory was 123.7MB in the beginning and 524.3MB in the end (delta: 400.6MB). Free memory was 63.4MB in the beginning and 372.2MB in the end (delta: -308.8MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,315 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:05:38,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.29ms. Allocated memory is still 174.1MB. Free memory was 147.5MB in the beginning and 134.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,316 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.23ms. Allocated memory is still 174.1MB. Free memory was 134.2MB in the beginning and 131.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,316 INFO L158 Benchmark]: Boogie Preprocessor took 56.34ms. Allocated memory is still 174.1MB. Free memory was 131.8MB in the beginning and 129.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,317 INFO L158 Benchmark]: RCFGBuilder took 958.82ms. Allocated memory is still 174.1MB. Free memory was 129.8MB in the beginning and 90.1MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,317 INFO L158 Benchmark]: CodeCheck took 39472.18ms. Allocated memory was 174.1MB in the beginning and 524.3MB in the end (delta: 350.2MB). Free memory was 90.1MB in the beginning and 380.6MB in the end (delta: -290.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,318 INFO L158 Benchmark]: Witness Printer took 156.02ms. Allocated memory is still 524.3MB. Free memory was 380.6MB in the beginning and 372.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:05:38,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 95 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 39.3s, OverallIterations: 60, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32206 SdHoareTripleChecker+Valid, 58.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19262 mSDsluCounter, 46615 SdHoareTripleChecker+Invalid, 49.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32129 mSDsCounter, 9528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36050 IncrementalHoareTripleChecker+Invalid, 45578 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9528 mSolverCounterUnsat, 14486 mSDtfsCounter, 36050 mSolverCounterSat, 2.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33910 GetRequests, 32415 SyntacticMatches, 1029 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146149 ImplicationChecksByTransitivity, 31.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 2897 NumberOfCodeBlocks, 2897 NumberOfCodeBlocksAsserted, 60 NumberOfCheckSat, 2768 ConstructedInterpolants, 0 QuantifiedInterpolants, 5594 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 59 InterpolantComputations, 45 PerfectInterpolantSequences, 334/418 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 125]: integer overflow possible integer overflow possible We found a FailurePath: [L24] int m_pc = 0; [L25] int t1_pc = 0; [L26] int t2_pc = 0; [L27] int m_st ; [L28] int t1_st ; [L29] int t2_st ; [L30] int m_i ; [L31] int t1_i ; [L32] int t2_i ; [L33] int M_E = 2; [L34] int T1_E = 2; [L35] int T2_E = 2; [L36] int E_M = 2; [L37] int E_1 = 2; [L38] int E_2 = 2; [L43] int token ; [L45] int local ; [L610] int __retres1 ; [L614] CALL init_model() [L524] m_i = 1 [L525] t1_i = 1 [L526] t2_i = 1 [L614] RET init_model() [L615] CALL start_simulation() [L551] int kernel_st ; [L552] int tmp ; [L553] int tmp___0 ; [L557] kernel_st = 0 VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L558] FCALL update_channels() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L559] CALL init_threads() [L243] COND TRUE m_i == 1 [L244] m_st = 0 [L248] COND TRUE t1_i == 1 [L249] t1_st = 0 [L253] COND TRUE t2_i == 1 [L254] t2_st = 0 [L559] RET init_threads() [L560] CALL fire_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L356] COND FALSE !(M_E == 0) [L361] COND FALSE !(T1_E == 0) [L366] COND FALSE !(T2_E == 0) [L371] COND FALSE !(E_M == 0) [L376] COND FALSE !(E_1 == 0) [L381] COND FALSE !(E_2 == 0) [L560] RET fire_delta_events() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L561] CALL activate_threads() VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L178] COND FALSE !(m_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L188] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L197] COND FALSE !(t1_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L207] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND FALSE !(\read(tmp___0)) [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L216] COND FALSE !(t2_pc == 1) VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L226] __retres1 = 0 VAL [\old(m_st)=0, \old(t1_st)=0, \old(t2_st)=0, __retres1=0, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L561] RET activate_threads() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L562] CALL reset_delta_events() VAL [\old(E_1)=2, \old(E_2)=2, \old(E_M)=2, \old(M_E)=2, \old(T1_E)=2, \old(T2_E)=2, E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L394] COND FALSE !(M_E == 1) [L399] COND FALSE !(T1_E == 1) [L404] COND FALSE !(T2_E == 1) [L409] COND FALSE !(E_M == 1) [L414] COND FALSE !(E_1 == 1) [L419] COND FALSE !(E_2 == 1) [L562] RET reset_delta_events() VAL [E_1=2, E_2=2, E_M=2, kernel_st=0, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L565] COND TRUE 1 [L568] kernel_st = 1 [L569] CALL eval() [L289] int tmp ; VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L293] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND FALSE !(\read(tmp_ndt_1)) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, token=0] [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE \read(tmp_ndt_2) [L322] t1_st = 1 [L323] CALL transmit1() [L106] COND TRUE t1_pc == 0 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=0, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L117] COND TRUE 1 [L119] t1_pc = 1 [L120] t1_st = 2 [L323] RET transmit1() [L331] COND TRUE t2_st == 0 [L332] int tmp_ndt_3; [L333] tmp_ndt_3 = __VERIFIER_nondet_int() [L334] COND FALSE !(\read(tmp_ndt_3)) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=-1, tmp_ndt_3=0, token=0] [L293] COND TRUE 1 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=-1, tmp_ndt_3=0, token=0] [L296] CALL, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=0] [L263] int __retres1 ; [L266] COND TRUE m_st == 0 [L267] __retres1 = 1 [L284] return (__retres1); [L296] RET, EXPR exists_runnable_thread() VAL [E_1=2, E_2=2, E_M=2, exists_runnable_thread()=1, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=-1, tmp_ndt_3=0, token=0] [L296] tmp = exists_runnable_thread() [L298] COND TRUE \read(tmp) VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=0, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp=1, tmp_ndt_1=0, tmp_ndt_2=-1, tmp_ndt_3=0, token=0] [L303] COND TRUE m_st == 0 [L304] int tmp_ndt_1; [L305] tmp_ndt_1 = __VERIFIER_nondet_int() [L306] COND TRUE \read(tmp_ndt_1) [L308] m_st = 1 [L309] CALL master() [L48] int tmp_var = __VERIFIER_nondet_int(); [L50] COND TRUE m_pc == 0 VAL [E_1=2, E_2=2, E_M=2, local=0, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=0] [L61] COND TRUE 1 [L64] token = __VERIFIER_nondet_int() [L65] local = token [L66] E_1 = 1 VAL [E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L67] CALL immediate_notify() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L467] CALL activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L429] int tmp ; [L430] int tmp___0 ; [L431] int tmp___1 ; [L435] CALL, EXPR is_master_triggered() [L175] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L178] COND FALSE !(m_pc == 1) VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L188] __retres1 = 0 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L190] return (__retres1); [L435] RET, EXPR is_master_triggered() [L435] tmp = is_master_triggered() [L437] COND FALSE !(\read(tmp)) [L443] CALL, EXPR is_transmit1_triggered() [L194] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L197] COND TRUE t1_pc == 1 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L198] COND TRUE E_1 == 1 [L199] __retres1 = 1 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=1, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=2, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L209] return (__retres1); [L443] RET, EXPR is_transmit1_triggered() [L443] tmp___0 = is_transmit1_triggered() [L445] COND TRUE \read(tmp___0) [L446] t1_st = 0 [L451] CALL, EXPR is_transmit2_triggered() [L213] int __retres1 ; VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L216] COND FALSE !(t2_pc == 1) VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L226] __retres1 = 0 VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, __retres1=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L228] return (__retres1); [L451] RET, EXPR is_transmit2_triggered() [L451] tmp___1 = is_transmit2_triggered() [L453] COND FALSE !(\read(tmp___1)) [L467] RET activate_threads() VAL [\old(m_st)=1, \old(t1_st)=2, \old(t2_st)=0, E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L67] RET immediate_notify() VAL [E_1=1, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=0, m_st=1, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L68] E_1 = 2 [L69] m_pc = 1 [L70] m_st = 2 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=0, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, tmp_var=0, token=2147483647] [L309] RET master() [L317] COND TRUE t1_st == 0 [L318] int tmp_ndt_2; [L319] tmp_ndt_2 = __VERIFIER_nondet_int() [L320] COND TRUE \read(tmp_ndt_2) [L322] t1_st = 1 [L323] CALL transmit1() [L106] COND FALSE !(t1_pc == 0) VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L109] COND TRUE t1_pc == 1 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] [L125] token += 1 VAL [E_1=2, E_2=2, E_M=2, local=2147483647, M_E=2, m_i=1, m_pc=1, m_st=2, T1_E=2, t1_i=1, t1_pc=1, t1_st=1, T2_E=2, t2_i=1, t2_pc=0, t2_st=0, token=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.29ms. Allocated memory is still 174.1MB. Free memory was 147.5MB in the beginning and 134.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.23ms. Allocated memory is still 174.1MB. Free memory was 134.2MB in the beginning and 131.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.34ms. Allocated memory is still 174.1MB. Free memory was 131.8MB in the beginning and 129.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 958.82ms. Allocated memory is still 174.1MB. Free memory was 129.8MB in the beginning and 90.1MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 39472.18ms. Allocated memory was 174.1MB in the beginning and 524.3MB in the end (delta: 350.2MB). Free memory was 90.1MB in the beginning and 380.6MB in the end (delta: -290.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Witness Printer took 156.02ms. Allocated memory is still 524.3MB. Free memory was 380.6MB in the beginning and 372.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-20 17:05:38,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7872ab73-8282-4fb2-ab56-e45ef412eef6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)