./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cf92f342b2da275c63d151f2d4ed52683d7003506826ae2897efde5e3c66195f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:07,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:07,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:07,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:07,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:07,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:07,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:07,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:07,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:07,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:07,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:07,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:07,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:07,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:07,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:07,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:07,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:07,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:07,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:07,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:07,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:07,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:07,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:07,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:07,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:07,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:07,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:07,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:07,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:07,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:07,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:07,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:07,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:07,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:07,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:07,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:07,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:07,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:07,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:07,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:07,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:07,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:24:07,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:07,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:07,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:07,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:07,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:07,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:07,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:07,439 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:07,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:07,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:07,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:07,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:07,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:07,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:07,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:07,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:07,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:07,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:07,443 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:07,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:07,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:07,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:07,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:07,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:07,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:07,444 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:07,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:07,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:07,445 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_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf92f342b2da275c63d151f2d4ed52683d7003506826ae2897efde5e3c66195f [2021-11-23 00:24:07,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:07,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:07,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:07,821 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:07,822 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:07,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2021-11-23 00:24:07,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/data/12b9bc119/aa7e233ab6c04043a3324e61554b2ae1/FLAGf350910ba [2021-11-23 00:24:08,423 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:08,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c [2021-11-23 00:24:08,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/data/12b9bc119/aa7e233ab6c04043a3324e61554b2ae1/FLAGf350910ba [2021-11-23 00:24:08,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/data/12b9bc119/aa7e233ab6c04043a3324e61554b2ae1 [2021-11-23 00:24:08,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:08,753 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:08,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:08,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:08,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:08,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:08" (1/1) ... [2021-11-23 00:24:08,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d8f8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:08, skipping insertion in model container [2021-11-23 00:24:08,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:08" (1/1) ... [2021-11-23 00:24:08,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:08,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:09,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c[14373,14386] [2021-11-23 00:24:09,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:09,135 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:09,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.2.ufo.BOUNDED-6.pals.c[14373,14386] [2021-11-23 00:24:09,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:09,284 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:09,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09 WrapperNode [2021-11-23 00:24:09,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:09,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:09,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:09,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:09,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,380 INFO L137 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 479 [2021-11-23 00:24:09,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:09,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:09,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:09,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:09,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:09,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:09,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:09,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:09,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:09" (1/1) ... [2021-11-23 00:24:09,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:09,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:09,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:09,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:09,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:09,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:09,705 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:09,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:10,304 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:10,804 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:10,804 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:24:10,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:10 BoogieIcfgContainer [2021-11-23 00:24:10,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:10,810 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:10,810 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:10,822 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:10,823 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:10" (1/1) ... [2021-11-23 00:24:10,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:24:10,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:10,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 00:24:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 00:24:10,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:24:10,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:10,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:11,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-23 00:24:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-23 00:24:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:24:11,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:11,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2021-11-23 00:24:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2021-11-23 00:24:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:24:12,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2021-11-23 00:24:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2021-11-23 00:24:12,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:12,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2021-11-23 00:24:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2021-11-23 00:24:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:13,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:13,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2021-11-23 00:24:14,700 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2021-11-23 00:24:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:14,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:14,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 86 transitions. [2021-11-23 00:24:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 86 transitions. [2021-11-23 00:24:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:15,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:15,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:15,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2021-11-23 00:24:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2021-11-23 00:24:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:16,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:16,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:16,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:16,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 87 transitions. [2021-11-23 00:24:16,181 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2021-11-23 00:24:16,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:24:16,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:16,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2021-11-23 00:24:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2021-11-23 00:24:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:24:17,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:17,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:18,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-11-23 00:24:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-11-23 00:24:18,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:24:18,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:18,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:19,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:23,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 77 states and 144 transitions. [2021-11-23 00:24:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 144 transitions. [2021-11-23 00:24:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:24:23,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:23,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:28,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 94 states and 182 transitions. [2021-11-23 00:24:28,846 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 182 transitions. [2021-11-23 00:24:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:24:28,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:28,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:28,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 95 states and 183 transitions. [2021-11-23 00:24:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 183 transitions. [2021-11-23 00:24:29,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:24:29,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2021-11-23 00:24:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2021-11-23 00:24:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:24:35,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:35,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 115 states and 226 transitions. [2021-11-23 00:24:36,226 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 226 transitions. [2021-11-23 00:24:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:24:36,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:41,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 129 states and 255 transitions. [2021-11-23 00:24:41,877 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 255 transitions. [2021-11-23 00:24:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:24:41,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:41,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2021-11-23 00:24:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2021-11-23 00:24:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:24:43,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 134 states and 269 transitions. [2021-11-23 00:24:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 269 transitions. [2021-11-23 00:24:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:24:43,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:24:44,498 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:24:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:24:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:24:44,992 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:24:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:24:45,401 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 19 iterations. [2021-11-23 00:24:45,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:24:45 ImpRootNode [2021-11-23 00:24:45,592 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:24:45,593 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:24:45,593 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:24:45,594 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:24:45,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:10" (3/4) ... [2021-11-23 00:24:45,596 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 00:24:45,767 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:24:45,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:24:45,768 INFO L158 Benchmark]: Toolchain (without parser) took 37014.67ms. Allocated memory was 83.9MB in the beginning and 373.3MB in the end (delta: 289.4MB). Free memory was 48.8MB in the beginning and 174.5MB in the end (delta: -125.7MB). Peak memory consumption was 162.9MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,768 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:45,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.61ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.7MB in the beginning and 70.7MB in the end (delta: -22.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.38ms. Allocated memory is still 100.7MB. Free memory was 70.7MB in the beginning and 67.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,770 INFO L158 Benchmark]: Boogie Preprocessor took 65.25ms. Allocated memory is still 100.7MB. Free memory was 67.4MB in the beginning and 65.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,770 INFO L158 Benchmark]: RCFGBuilder took 1358.00ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 65.1MB in the beginning and 77.7MB in the end (delta: -12.7MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,771 INFO L158 Benchmark]: CodeCheck took 34782.42ms. Allocated memory was 121.6MB in the beginning and 373.3MB in the end (delta: 251.7MB). Free memory was 77.7MB in the beginning and 188.1MB in the end (delta: -110.4MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,774 INFO L158 Benchmark]: Witness Printer took 173.98ms. Allocated memory is still 373.3MB. Free memory was 188.1MB in the beginning and 174.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:24:45,777 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 1 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.5s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2040 SdHoareTripleChecker+Valid, 18.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1528 mSDsluCounter, 740 SdHoareTripleChecker+Invalid, 16.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 472 mSDsCounter, 871 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5855 IncrementalHoareTripleChecker+Invalid, 6726 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 871 mSolverCounterUnsat, 268 mSDtfsCounter, 5855 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2898 GetRequests, 2442 SyntacticMatches, 78 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77715 ImplicationChecksByTransitivity, 27.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 309 NumberOfCodeBlocks, 309 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 266 ConstructedInterpolants, 0 QuantifiedInterpolants, 2211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 10 PerfectInterpolantSequences, 16/47 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: 600]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L27] msg_t nomsg = (msg_t )-1; [L28] port_t p12 ; [L29] char p12_old ; [L30] char p12_new ; [L31] _Bool ep12 ; [L32] port_t p13 ; [L33] char p13_old ; [L34] char p13_new ; [L35] _Bool ep13 ; [L36] port_t p21 ; [L37] char p21_old ; [L38] char p21_new ; [L39] _Bool ep21 ; [L40] port_t p23 ; [L41] char p23_old ; [L42] char p23_new ; [L43] _Bool ep23 ; [L44] port_t p31 ; [L45] char p31_old ; [L46] char p31_new ; [L47] _Bool ep31 ; [L48] port_t p32 ; [L49] char p32_old ; [L50] char p32_new ; [L51] _Bool ep32 ; [L52] char id1 ; [L53] char r1 ; [L54] char st1 ; [L55] char nl1 ; [L56] char m1 ; [L57] char max1 ; [L58] _Bool mode1 ; [L59] _Bool newmax1 ; [L60] char id2 ; [L61] char r2 ; [L62] char st2 ; [L63] char nl2 ; [L64] char m2 ; [L65] char max2 ; [L66] _Bool mode2 ; [L67] _Bool newmax2 ; [L68] char id3 ; [L69] char r3 ; [L70] char st3 ; [L71] char nl3 ; [L72] char m3 ; [L73] char max3 ; [L74] _Bool mode3 ; [L75] _Bool newmax3 ; [L518] int c1 ; [L519] int i2 ; [L522] c1 = 0 [L523] ep12 = __VERIFIER_nondet_bool() [L524] ep13 = __VERIFIER_nondet_bool() [L525] ep21 = __VERIFIER_nondet_bool() [L526] ep23 = __VERIFIER_nondet_bool() [L527] ep31 = __VERIFIER_nondet_bool() [L528] ep32 = __VERIFIER_nondet_bool() [L529] id1 = __VERIFIER_nondet_char() [L530] r1 = __VERIFIER_nondet_char() [L531] st1 = __VERIFIER_nondet_char() [L532] nl1 = __VERIFIER_nondet_char() [L533] m1 = __VERIFIER_nondet_char() [L534] max1 = __VERIFIER_nondet_char() [L535] mode1 = __VERIFIER_nondet_bool() [L536] newmax1 = __VERIFIER_nondet_bool() [L537] id2 = __VERIFIER_nondet_char() [L538] r2 = __VERIFIER_nondet_char() [L539] st2 = __VERIFIER_nondet_char() [L540] nl2 = __VERIFIER_nondet_char() [L541] m2 = __VERIFIER_nondet_char() [L542] max2 = __VERIFIER_nondet_char() [L543] mode2 = __VERIFIER_nondet_bool() [L544] newmax2 = __VERIFIER_nondet_bool() [L545] id3 = __VERIFIER_nondet_char() [L546] r3 = __VERIFIER_nondet_char() [L547] st3 = __VERIFIER_nondet_char() [L548] nl3 = __VERIFIER_nondet_char() [L549] m3 = __VERIFIER_nondet_char() [L550] max3 = __VERIFIER_nondet_char() [L551] mode3 = __VERIFIER_nondet_bool() [L552] newmax3 = __VERIFIER_nondet_bool() [L553] CALL, EXPR init() [L231] _Bool r121 ; [L232] _Bool r131 ; [L233] _Bool r211 ; [L234] _Bool r231 ; [L235] _Bool r311 ; [L236] _Bool r321 ; [L237] _Bool r122 ; [L238] int tmp ; [L239] _Bool r132 ; [L240] int tmp___0 ; [L241] _Bool r212 ; [L242] int tmp___1 ; [L243] _Bool r232 ; [L244] int tmp___2 ; [L245] _Bool r312 ; [L246] int tmp___3 ; [L247] _Bool r322 ; [L248] int tmp___4 ; [L249] int tmp___5 ; [L252] r121 = ep12 [L253] r131 = ep13 [L254] r211 = ep21 [L255] r231 = ep23 [L256] r311 = ep31 [L257] r321 = ep32 [L258] COND TRUE \read(r121) [L259] tmp = 1 [L270] r122 = (_Bool )tmp [L271] COND FALSE !(\read(r131)) [L274] COND TRUE \read(r121) [L275] COND TRUE \read(ep23) [L276] tmp___0 = 1 [L283] r132 = (_Bool )tmp___0 [L284] COND FALSE !(\read(r211)) [L287] COND TRUE \read(r231) [L288] COND TRUE \read(ep31) [L289] tmp___1 = 1 [L296] r212 = (_Bool )tmp___1 [L297] COND TRUE \read(r231) [L298] tmp___2 = 1 [L309] r232 = (_Bool )tmp___2 [L310] COND TRUE \read(r311) [L311] tmp___3 = 1 [L322] r312 = (_Bool )tmp___3 [L323] COND FALSE !(\read(r321)) [L326] COND TRUE \read(r311) [L327] COND TRUE \read(ep12) [L328] tmp___4 = 1 [L335] r322 = (_Bool )tmp___4 [L336] COND TRUE (int )id1 != (int )id2 [L337] COND TRUE (int )id1 != (int )id3 [L338] COND TRUE (int )id2 != (int )id3 [L339] COND TRUE (int )id1 >= 0 [L340] COND TRUE (int )id2 >= 0 [L341] COND TRUE (int )id3 >= 0 [L342] COND TRUE (int )r1 == 0 [L343] COND TRUE (int )r2 == 0 [L344] COND TRUE (int )r3 == 0 [L345] COND TRUE \read(r122) [L346] COND TRUE \read(r132) [L347] COND TRUE \read(r212) [L348] COND TRUE \read(r232) [L349] COND TRUE \read(r312) [L350] COND TRUE \read(r322) [L351] COND TRUE (int )max1 == (int )id1 [L352] COND TRUE (int )max2 == (int )id2 [L353] COND TRUE (int )max3 == (int )id3 [L354] COND TRUE (int )st1 == 0 [L355] COND TRUE (int )st2 == 0 [L356] COND TRUE (int )st3 == 0 [L357] COND TRUE (int )nl1 == 0 [L358] COND TRUE (int )nl2 == 0 [L359] COND TRUE (int )nl3 == 0 [L360] COND TRUE (int )mode1 == 0 [L361] COND TRUE (int )mode2 == 0 [L362] COND TRUE (int )mode3 == 0 [L363] COND TRUE \read(newmax1) [L364] COND TRUE \read(newmax2) [L365] COND TRUE \read(newmax3) [L366] tmp___5 = 1 [L457] return (tmp___5); [L553] RET, EXPR init() [L553] i2 = init() [L554] CALL assume_abort_if_not(i2) [L21] COND FALSE !(!cond) [L554] RET assume_abort_if_not(i2) [L555] p12_old = nomsg [L556] p12_new = nomsg [L557] p13_old = nomsg [L558] p13_new = nomsg [L559] p21_old = nomsg [L560] p21_new = nomsg [L561] p23_old = nomsg [L562] p23_new = nomsg [L563] p31_old = nomsg [L564] p31_new = nomsg [L565] p32_old = nomsg [L566] p32_new = nomsg [L567] i2 = 0 VAL [c1=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, i2=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=0, mode2=0, mode3=0, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L568] COND TRUE i2 < 6 [L570] CALL node1() [L78] _Bool newmax ; [L81] newmax = (_Bool)0 [L82] COND FALSE !(\read(mode1)) [L110] COND TRUE (int )r1 < 2 [L111] COND TRUE \read(ep12) [L112] COND TRUE \read(newmax1) [L113] EXPR max1 != nomsg && p12_new == nomsg ? max1 : p12_new [L113] p12_new = max1 != nomsg && p12_new == nomsg ? max1 : p12_new [L116] COND FALSE !(\read(ep13)) [L122] mode1 = (_Bool)1 [L570] RET node1() [L571] CALL node2() [L129] _Bool newmax ; [L132] newmax = (_Bool)0 [L133] COND FALSE !(\read(mode2)) [L161] COND TRUE (int )r2 < 2 [L162] COND FALSE !(\read(ep21)) [L167] COND TRUE \read(ep23) [L168] COND TRUE \read(newmax2) [L169] EXPR max2 != nomsg && p23_new == nomsg ? max2 : p23_new [L169] p23_new = max2 != nomsg && p23_new == nomsg ? max2 : p23_new [L173] mode2 = (_Bool)1 [L571] RET node2() [L572] CALL node3() [L180] _Bool newmax ; [L183] newmax = (_Bool)0 [L184] COND FALSE !(\read(mode3)) [L212] COND TRUE (int )r3 < 2 [L213] COND TRUE \read(ep31) [L214] COND TRUE \read(newmax3) [L215] EXPR max3 != nomsg && p31_new == nomsg ? max3 : p31_new [L215] p31_new = max3 != nomsg && p31_new == nomsg ? max3 : p31_new [L218] COND FALSE !(\read(ep32)) [L224] mode3 = (_Bool)1 [L572] RET node3() [L573] p12_old = p12_new [L574] p12_new = nomsg [L575] p13_old = p13_new [L576] p13_new = nomsg [L577] p21_old = p21_new [L578] p21_new = nomsg [L579] p23_old = p23_new [L580] p23_new = nomsg [L581] p31_old = p31_new [L582] p31_new = nomsg [L583] p32_old = p32_new [L584] p32_new = nomsg [L585] CALL, EXPR check() [L462] int tmp ; VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L465] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L466] COND TRUE (int )st1 + (int )nl1 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L467] COND TRUE (int )st2 + (int )nl2 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L468] COND TRUE (int )st3 + (int )nl3 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L469] COND FALSE !((int )r1 >= 2) VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L472] COND TRUE ((int )st1 + (int )st2) + (int )st3 == 0 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L474] COND TRUE (int )r1 < 2 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L479] COND FALSE !((int )r1 >= 2) VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L482] COND TRUE ((int )nl1 + (int )nl2) + (int )nl3 == 0 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L484] COND TRUE (int )r1 < 2 [L485] tmp = 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0, tmp=1] [L513] return (tmp); [L585] RET, EXPR check() [L585] c1 = check() [L586] CALL assert(c1) [L598] COND FALSE !(! arg) VAL [\old(arg)=1, arg=1, ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L586] RET assert(c1) [L587] i2 ++ VAL [c1=1, ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, i2=1, id1=1, id2=127, id3=0, m1=-1, m2=2, m3=0, max1=1, max2=127, max3=0, mode1=1, mode2=1, mode3=1, newmax1=255, newmax2=255, newmax3=255, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=127, p31=0, p31_new=-1, p31_old=0, p32=0, p32_new=-1, p32_old=-1, r1=0, r2=0, r3=0, st1=0, st2=0, st3=0] [L568] COND TRUE i2 < 6 [L570] CALL node1() [L78] _Bool newmax ; [L81] newmax = (_Bool)0 [L82] COND TRUE \read(mode1) [L83] r1 = (char )((int )r1 + 1) [L84] COND FALSE !(\read(ep21)) [L92] COND TRUE \read(ep31) [L93] m1 = p31_old [L94] p31_old = nomsg [L95] COND FALSE !((int )m1 > (int )max1) [L100] newmax1 = newmax [L101] COND TRUE (int )r1 == 1 [L102] COND TRUE (int )max1 == (int )id1 [L103] st1 = (char)1 [L108] mode1 = (_Bool)0 [L570] RET node1() [L571] CALL node2() [L129] _Bool newmax ; [L132] newmax = (_Bool)0 [L133] COND TRUE \read(mode2) [L134] r2 = (char )((int )r2 + 1) [L135] COND TRUE \read(ep12) [L136] m2 = p12_old [L137] p12_old = nomsg [L138] COND FALSE !((int )m2 > (int )max2) [L143] COND FALSE !(\read(ep32)) [L151] newmax2 = newmax [L152] COND FALSE !((int )r2 == 2) [L159] mode2 = (_Bool)0 [L571] RET node2() [L572] CALL node3() [L180] _Bool newmax ; [L183] newmax = (_Bool)0 [L184] COND TRUE \read(mode3) [L185] r3 = (char )((int )r3 + 1) [L186] COND FALSE !(\read(ep13)) [L194] COND TRUE \read(ep23) [L195] m3 = p23_old [L196] p23_old = nomsg [L197] COND TRUE (int )m3 > (int )max3 [L198] max3 = m3 [L199] newmax = (_Bool)1 [L202] newmax3 = newmax [L203] COND FALSE !((int )r3 == 2) [L210] mode3 = (_Bool)0 [L572] RET node3() [L573] p12_old = p12_new [L574] p12_new = nomsg [L575] p13_old = p13_new [L576] p13_new = nomsg [L577] p21_old = p21_new [L578] p21_new = nomsg [L579] p23_old = p23_new [L580] p23_new = nomsg [L581] p31_old = p31_new [L582] p31_new = nomsg [L583] p32_old = p32_new [L584] p32_new = nomsg [L585] CALL, EXPR check() [L462] int tmp ; VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L465] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L466] COND TRUE (int )st1 + (int )nl1 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L467] COND TRUE (int )st2 + (int )nl2 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L468] COND TRUE (int )st3 + (int )nl3 <= 1 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L469] COND FALSE !((int )r1 >= 2) VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L472] COND FALSE !(((int )st1 + (int )st2) + (int )st3 == 0) [L499] tmp = 0 VAL [ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0, tmp=0] [L513] return (tmp); [L585] RET, EXPR check() [L585] c1 = check() [L586] CALL assert(c1) [L598] COND TRUE ! arg VAL [\old(arg)=0, arg=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] [L600] reach_error() VAL [\old(arg)=0, arg=0, ep12=255, ep13=0, ep21=0, ep23=1, ep31=255, ep32=0, id1=1, id2=127, id3=0, m1=0, m2=1, m3=127, max1=1, max2=127, max3=127, mode1=0, mode2=0, mode3=0, newmax1=0, newmax2=0, newmax3=1, nl1=0, nl2=0, nl3=0, nomsg=-1, p12=0, p12_new=-1, p12_old=-1, p13=0, p13_new=-1, p13_old=-1, p21=0, p21_new=-1, p21_old=-1, p23=0, p23_new=-1, p23_old=-1, p31=0, p31_new=-1, p31_old=-1, p32=0, p32_new=-1, p32_old=-1, r1=1, r2=1, r3=1, st1=1, st2=0, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.61ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.7MB in the beginning and 70.7MB in the end (delta: -22.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.38ms. Allocated memory is still 100.7MB. Free memory was 70.7MB in the beginning and 67.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.25ms. Allocated memory is still 100.7MB. Free memory was 67.4MB in the beginning and 65.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1358.00ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 65.1MB in the beginning and 77.7MB in the end (delta: -12.7MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * CodeCheck took 34782.42ms. Allocated memory was 121.6MB in the beginning and 373.3MB in the end (delta: 251.7MB). Free memory was 77.7MB in the beginning and 188.1MB in the end (delta: -110.4MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. * Witness Printer took 173.98ms. Allocated memory is still 373.3MB. Free memory was 188.1MB in the beginning and 174.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 00:24:45,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6db72a1c-5469-41f2-8904-9c56a7acfba8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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