./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 b5237d83 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_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/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_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:02:24,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:02:24,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:02:25,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:02:25,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:02:25,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:02:25,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:02:25,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:02:25,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:02:25,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:02:25,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:02:25,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:02:25,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:02:25,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:02:25,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:02:25,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:02:25,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:02:25,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:02:25,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:02:25,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:02:25,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:02:25,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:02:25,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:02:25,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:02:25,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:02:25,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:02:25,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:02:25,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:02:25,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:02:25,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:02:25,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:02:25,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:02:25,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:02:25,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:02:25,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:02:25,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:02:25,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:02:25,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:02:25,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:02:25,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:02:25,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:02:25,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:02:25,150 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:02:25,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:02:25,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:02:25,152 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:02:25,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:02:25,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:02:25,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:02:25,153 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:02:25,153 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:02:25,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:02:25,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:02:25,155 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:02:25,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:02:25,156 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:02:25,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:02:25,156 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:02:25,156 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:02:25,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:02:25,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:25,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:02:25,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:02:25,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:02:25,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:02:25,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:02:25,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:02:25,158 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_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc8487f898950b83c481f83a71342af68752fb6e7598d76df123761c32c89f72 [2022-11-21 22:02:25,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:02:25,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:02:25,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:02:25,526 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:02:25,526 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:02:25,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2022-11-21 22:02:28,620 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:02:28,886 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:02:28,890 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/sv-benchmarks/c/systemc/token_ring.02.cil-2.c [2022-11-21 22:02:28,903 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/data/c0325fbbd/b4e8f3263e7f423cb3eafec963482e5f/FLAG1bbf1390a [2022-11-21 22:02:28,922 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/data/c0325fbbd/b4e8f3263e7f423cb3eafec963482e5f [2022-11-21 22:02:28,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:02:28,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:02:28,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:28,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:02:28,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:02:28,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43359f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:28, skipping insertion in model container [2022-11-21 22:02:28,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:28" (1/1) ... [2022-11-21 22:02:28,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:02:28,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:29,132 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_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/sv-benchmarks/c/systemc/token_ring.02.cil-2.c[671,684] [2022-11-21 22:02:29,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:29,224 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:02:29,236 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_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/sv-benchmarks/c/systemc/token_ring.02.cil-2.c[671,684] [2022-11-21 22:02:29,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:29,279 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:02:29,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29 WrapperNode [2022-11-21 22:02:29,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:29,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:29,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:29,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:29,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,334 INFO L138 Inliner]: procedures = 32, calls = 38, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 284 [2022-11-21 22:02:29,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:29,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:29,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:29,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:29,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,364 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:29,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:29,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:29,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:29,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:29" (1/1) ... [2022-11-21 22:02:29,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:29,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:29,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:29,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:29,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:02:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-21 22:02:29,458 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-21 22:02:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-11-21 22:02:29,458 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-11-21 22:02:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-11-21 22:02:29,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-11-21 22:02:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-11-21 22:02:29,459 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-11-21 22:02:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-11-21 22:02:29,459 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-11-21 22:02:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-11-21 22:02:29,460 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-11-21 22:02:29,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:02:29,460 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-11-21 22:02:29,460 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-11-21 22:02:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:29,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:29,599 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:29,601 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:30,123 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:30,309 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:30,309 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 22:02:30,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:30 BoogieIcfgContainer [2022-11-21 22:02:30,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:30,314 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:30,314 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:30,324 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:30,324 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:30" (1/1) ... [2022-11-21 22:02:30,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:02:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:30,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2022-11-21 22:02:30,395 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2022-11-21 22:02:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:02:30,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:30,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:31,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 148 transitions. [2022-11-21 22:02:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2022-11-21 22:02:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:02:31,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:31,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:31,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 104 states and 148 transitions. [2022-11-21 22:02:31,521 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-11-21 22:02:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:02:31,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:31,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 105 states and 148 transitions. [2022-11-21 22:02:31,896 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2022-11-21 22:02:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:02:31,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:31,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 161 transitions. [2022-11-21 22:02:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2022-11-21 22:02:32,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:02:32,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:32,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:32,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:32,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 176 transitions. [2022-11-21 22:02:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 176 transitions. [2022-11-21 22:02:32,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:02:32,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:32,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:32,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 135 states and 213 transitions. [2022-11-21 22:02:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 213 transitions. [2022-11-21 22:02:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:02:34,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:34,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:34,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 214 transitions. [2022-11-21 22:02:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 214 transitions. [2022-11-21 22:02:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:02:34,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:34,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:34,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:35,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 216 transitions. [2022-11-21 22:02:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 216 transitions. [2022-11-21 22:02:35,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:02:35,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:35,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 133 states and 207 transitions. [2022-11-21 22:02:35,232 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 207 transitions. [2022-11-21 22:02:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:02:35,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:35,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 130 states and 199 transitions. [2022-11-21 22:02:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2022-11-21 22:02:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:02:35,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:35,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:35,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 140 states and 221 transitions. [2022-11-21 22:02:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2022-11-21 22:02:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 22:02:35,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:35,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:36,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:38,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 158 states and 263 transitions. [2022-11-21 22:02:38,515 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 263 transitions. [2022-11-21 22:02:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 22:02:38,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:38,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 160 states and 268 transitions. [2022-11-21 22:02:38,803 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2022-11-21 22:02:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-21 22:02:38,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:38,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 161 states and 270 transitions. [2022-11-21 22:02:38,993 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2022-11-21 22:02:38,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:02:38,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:38,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:39,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 156 states and 261 transitions. [2022-11-21 22:02:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 261 transitions. [2022-11-21 22:02:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:02:39,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:39,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:39,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 153 states and 253 transitions. [2022-11-21 22:02:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 253 transitions. [2022-11-21 22:02:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:02:39,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:39,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:40,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 165 states and 287 transitions. [2022-11-21 22:02:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 287 transitions. [2022-11-21 22:02:40,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:02:40,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 165 states and 286 transitions. [2022-11-21 22:02:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 286 transitions. [2022-11-21 22:02:40,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 22:02:40,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:40,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:02:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 167 states and 289 transitions. [2022-11-21 22:02:40,554 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 289 transitions. [2022-11-21 22:02:40,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:02:40,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:40,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 187 states and 335 transitions. [2022-11-21 22:02:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 335 transitions. [2022-11-21 22:02:44,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:02:44,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:44,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:44,863 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 189 states and 341 transitions. [2022-11-21 22:02:45,605 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 341 transitions. [2022-11-21 22:02:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 22:02:45,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:45,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:45,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 190 states and 343 transitions. [2022-11-21 22:02:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 343 transitions. [2022-11-21 22:02:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:02:45,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:45,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 185 states and 335 transitions. [2022-11-21 22:02:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 335 transitions. [2022-11-21 22:02:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:02:46,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:46,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 182 states and 326 transitions. [2022-11-21 22:02:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 326 transitions. [2022-11-21 22:02:46,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:02:46,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:46,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:47,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 186 states and 336 transitions. [2022-11-21 22:02:47,425 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 336 transitions. [2022-11-21 22:02:47,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 22:02:47,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:47,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 188 states and 339 transitions. [2022-11-21 22:02:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 339 transitions. [2022-11-21 22:02:47,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 22:02:47,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:47,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:02:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:48,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 192 states and 349 transitions. [2022-11-21 22:02:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 349 transitions. [2022-11-21 22:02:48,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 22:02:48,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:48,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 194 states and 352 transitions. [2022-11-21 22:02:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 352 transitions. [2022-11-21 22:02:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 22:02:48,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:48,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:02:49,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 196 states and 355 transitions. [2022-11-21 22:02:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 355 transitions. [2022-11-21 22:02:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-21 22:02:49,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:49,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:02:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 198 states and 357 transitions. [2022-11-21 22:02:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 357 transitions. [2022-11-21 22:02:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 22:02:49,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:49,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:02:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 200 states and 360 transitions. [2022-11-21 22:02:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 360 transitions. [2022-11-21 22:02:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 22:02:49,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:49,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:02:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 202 states and 363 transitions. [2022-11-21 22:02:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 363 transitions. [2022-11-21 22:02:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 22:02:49,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:49,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:02:50,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:50,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 204 states and 365 transitions. [2022-11-21 22:02:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 365 transitions. [2022-11-21 22:02:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:02:50,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:50,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:50,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:52,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 213 states and 392 transitions. [2022-11-21 22:02:52,018 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 392 transitions. [2022-11-21 22:02:52,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:02:52,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:52,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:02:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 215 states and 395 transitions. [2022-11-21 22:02:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 395 transitions. [2022-11-21 22:02:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 22:02:52,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:52,136 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:02:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 222 states and 409 transitions. [2022-11-21 22:02:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 409 transitions. [2022-11-21 22:02:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-21 22:02:52,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:52,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:02:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:53,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 224 states and 412 transitions. [2022-11-21 22:02:53,136 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 412 transitions. [2022-11-21 22:02:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-21 22:02:53,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:53,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 226 states and 415 transitions. [2022-11-21 22:02:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 415 transitions. [2022-11-21 22:02:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-21 22:02:53,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:53,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 235 states and 444 transitions. [2022-11-21 22:02:55,004 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 444 transitions. [2022-11-21 22:02:55,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:02:55,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:55,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:56,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:56,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 243 states and 465 transitions. [2022-11-21 22:02:56,737 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 465 transitions. [2022-11-21 22:02:56,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:02:56,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:56,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:56,976 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 256 states and 496 transitions. [2022-11-21 22:02:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 496 transitions. [2022-11-21 22:02:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:02:57,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:57,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:57,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 257 states and 496 transitions. [2022-11-21 22:02:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 496 transitions. [2022-11-21 22:02:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:02:57,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:57,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:02:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 258 states and 496 transitions. [2022-11-21 22:02:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 496 transitions. [2022-11-21 22:02:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:02:57,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:57,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:02:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 268 states and 528 transitions. [2022-11-21 22:02:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 528 transitions. [2022-11-21 22:02:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:02:59,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:02:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:00,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 270 states and 531 transitions. [2022-11-21 22:03:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 531 transitions. [2022-11-21 22:03:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:03:00,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:00,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:03:01,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:01,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 275 states and 544 transitions. [2022-11-21 22:03:01,110 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 544 transitions. [2022-11-21 22:03:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 22:03:01,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:01,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:03:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 277 states and 547 transitions. [2022-11-21 22:03:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 547 transitions. [2022-11-21 22:03:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:03:01,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:01,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:03:03,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 292 states and 585 transitions. [2022-11-21 22:03:03,528 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 585 transitions. [2022-11-21 22:03:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:03:03,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:03:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:04,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 294 states and 590 transitions. [2022-11-21 22:03:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 590 transitions. [2022-11-21 22:03:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:03:04,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:04,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:05,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 301 states and 607 transitions. [2022-11-21 22:03:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 607 transitions. [2022-11-21 22:03:05,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:03:05,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:05,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 303 states and 610 transitions. [2022-11-21 22:03:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 610 transitions. [2022-11-21 22:03:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:06,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:06,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:03:06,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:06,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 303 states and 608 transitions. [2022-11-21 22:03:06,749 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 608 transitions. [2022-11-21 22:03:06,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:06,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:06,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:03:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 301 states and 604 transitions. [2022-11-21 22:03:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 604 transitions. [2022-11-21 22:03:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:07,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:07,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:07,191 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 302 states and 604 transitions. [2022-11-21 22:03:07,461 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 604 transitions. [2022-11-21 22:03:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:07,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:07,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 302 states and 603 transitions. [2022-11-21 22:03:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 603 transitions. [2022-11-21 22:03:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:07,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:07,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:03:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 307 states and 617 transitions. [2022-11-21 22:03:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 617 transitions. [2022-11-21 22:03:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:08,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:08,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:08,693 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:09,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 305 states and 611 transitions. [2022-11-21 22:03:09,091 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 611 transitions. [2022-11-21 22:03:09,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:09,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:09,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:09,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:03:09,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 298 states and 592 transitions. [2022-11-21 22:03:09,166 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 592 transitions. [2022-11-21 22:03:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:03:09,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:09,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:03:09,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 298 states and 591 transitions. [2022-11-21 22:03:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 591 transitions. [2022-11-21 22:03:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:03:09,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:09,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:03:12,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 317 states and 635 transitions. [2022-11-21 22:03:12,816 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 635 transitions. [2022-11-21 22:03:12,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:03:12,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:12,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:03:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:03:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:03:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 319 states and 638 transitions. [2022-11-21 22:03:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 638 transitions. [2022-11-21 22:03:13,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:03:13,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:03:13,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:03:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:03:13,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:03:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:03:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:03:13,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:03:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:03:13,663 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 62 iterations. [2022-11-21 22:03:13,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:03:13 ImpRootNode [2022-11-21 22:03:13,765 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:03:13,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:03:13,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:03:13,765 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:03:13,773 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:30" (3/4) ... [2022-11-21 22:03:13,778 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:03:13,916 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:03:13,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:03:13,919 INFO L158 Benchmark]: Toolchain (without parser) took 44992.66ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 144.8MB in the beginning and 329.0MB in the end (delta: -184.2MB). Peak memory consumption was 175.7MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,919 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 130.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:03:13,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.23ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 142.9MB in the end (delta: 1.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.92ms. Allocated memory is still 176.2MB. Free memory was 142.9MB in the beginning and 139.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,921 INFO L158 Benchmark]: Boogie Preprocessor took 33.18ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,921 INFO L158 Benchmark]: RCFGBuilder took 943.09ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 98.4MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,922 INFO L158 Benchmark]: CodeCheck took 43451.32ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 98.4MB in the beginning and 336.3MB in the end (delta: -237.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,922 INFO L158 Benchmark]: Witness Printer took 152.93ms. Allocated memory is still 536.9MB. Free memory was 336.3MB in the beginning and 329.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:03:13,924 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: 43.3s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34102 SdHoareTripleChecker+Valid, 62.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20594 mSDsluCounter, 49533 SdHoareTripleChecker+Invalid, 54.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34349 mSDsCounter, 10158 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38450 IncrementalHoareTripleChecker+Invalid, 48608 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10158 mSolverCounterUnsat, 15184 mSDtfsCounter, 38450 mSolverCounterSat, 1.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35579 GetRequests, 34036 SyntacticMatches, 1037 SemanticMatches, 506 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167193 ImplicationChecksByTransitivity, 34.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 3037 NumberOfCodeBlocks, 3037 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 2906 ConstructedInterpolants, 0 QuantifiedInterpolants, 5824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 47 PerfectInterpolantSequences, 378/462 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 0.62ms. Allocated memory is still 130.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.23ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 142.9MB in the end (delta: 1.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.92ms. Allocated memory is still 176.2MB. Free memory was 142.9MB in the beginning and 139.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.18ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 137.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.09ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 98.4MB in the end (delta: 39.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 43451.32ms. Allocated memory was 176.2MB in the beginning and 536.9MB in the end (delta: 360.7MB). Free memory was 98.4MB in the beginning and 336.3MB in the end (delta: -237.9MB). Peak memory consumption was 124.8MB. Max. memory is 16.1GB. * Witness Printer took 152.93ms. Allocated memory is still 536.9MB. Free memory was 336.3MB in the beginning and 329.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:03:13,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4576f4ae-5416-4dcf-ba8a-fdd8a1075489/bin/ukojak-jW3SillKbg/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)