./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/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_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/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_7962f21d-c4d1-4066-8f38-c3d6e6b08803/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 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 --- 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 22:14:45,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:14:45,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:14:45,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:14:45,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:14:45,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:14:45,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:14:45,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:14:45,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:14:45,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:14:45,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:14:45,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:14:45,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:14:45,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:14:45,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:14:45,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:14:45,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:14:45,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:14:45,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:14:45,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:14:45,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:14:45,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:14:45,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:14:45,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:14:45,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:14:45,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:14:45,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:14:45,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:14:45,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:14:45,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:14:45,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:14:45,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:14:45,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:14:45,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:14:45,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:14:45,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:14:45,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:14:45,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:14:45,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:14:45,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:14:45,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:14:45,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:14:45,461 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:14:45,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:14:45,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:14:45,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:14:45,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:14:45,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:14:45,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:14:45,463 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:14:45,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:14:45,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:14:45,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:14:45,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:14:45,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:14:45,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:14:45,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:14:45,465 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:14:45,465 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:14:45,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:14:45,466 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:14:45,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:14:45,466 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:14:45,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:14:45,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:14:45,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:45,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:14:45,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:14:45,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:14:45,468 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:14:45,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:14:45,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:14:45,468 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_7962f21d-c4d1-4066-8f38-c3d6e6b08803/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4dd7b0485056d1e9470afeda0ab37136e1bca9c47a740d3a29feb318846c30 [2022-11-21 22:14:45,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:14:45,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:14:45,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:14:45,792 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:14:45,793 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:14:45,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2022-11-21 22:14:48,833 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:14:49,372 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:14:49,373 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/sv-benchmarks/c/psyco/psyco_accelerometer_1.c [2022-11-21 22:14:49,407 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/data/8e93c595b/4daa101756004b158963c35fe1c06c70/FLAG7eae2336f [2022-11-21 22:14:49,427 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/data/8e93c595b/4daa101756004b158963c35fe1c06c70 [2022-11-21 22:14:49,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:14:49,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:14:49,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:49,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:14:49,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:14:49,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:49" (1/1) ... [2022-11-21 22:14:49,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40309d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:49, skipping insertion in model container [2022-11-21 22:14:49,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:14:49" (1/1) ... [2022-11-21 22:14:49,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:14:49,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:14:50,507 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_7962f21d-c4d1-4066-8f38-c3d6e6b08803/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2022-11-21 22:14:50,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:50,544 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:14:50,814 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_7962f21d-c4d1-4066-8f38-c3d6e6b08803/sv-benchmarks/c/psyco/psyco_accelerometer_1.c[182833,182846] [2022-11-21 22:14:50,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:14:50,838 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:14:50,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50 WrapperNode [2022-11-21 22:14:50,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:14:50,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:50,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:14:50,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:14:50,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:50,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,257 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9323 [2022-11-21 22:14:51,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:14:51,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:14:51,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:14:51,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:14:51,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:14:51,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:14:51,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:14:51,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:14:51,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:50" (1/1) ... [2022-11-21 22:14:51,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:14:51,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:14:51,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:14:51,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:14:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:14:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:14:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:14:51,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:14:52,071 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:14:52,073 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:15:00,086 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:15:00,170 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:15:00,170 INFO L300 CfgBuilder]: Removed 21 assume(true) statements. [2022-11-21 22:15:00,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:15:00 BoogieIcfgContainer [2022-11-21 22:15:00,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:15:00,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:15:00,184 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:15:00,194 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:15:00,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:15:00" (1/1) ... [2022-11-21 22:15:00,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:15:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:00,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9820 states to 8652 states and 9820 transitions. [2022-11-21 22:15:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 8652 states and 9820 transitions. [2022-11-21 22:15:00,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:15:00,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:00,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:00,805 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 22:15:01,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9880 states to 8655 states and 9880 transitions. [2022-11-21 22:15:01,128 INFO L276 IsEmpty]: Start isEmpty. Operand 8655 states and 9880 transitions. [2022-11-21 22:15:01,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:15:01,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:01,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:15:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9879 states to 8655 states and 9879 transitions. [2022-11-21 22:15:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 8655 states and 9879 transitions. [2022-11-21 22:15:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:15:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:01,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:15:01,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:01,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9960 states to 8658 states and 9960 transitions. [2022-11-21 22:15:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 8658 states and 9960 transitions. [2022-11-21 22:15:01,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:15:01,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:01,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:15:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:01,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:15:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:01,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:15:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:15:02,073 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-11-21 22:15:02,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:15:02 ImpRootNode [2022-11-21 22:15:02,175 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:15:02,176 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:15:02,176 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:15:02,176 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:15:02,177 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:15:00" (3/4) ... [2022-11-21 22:15:02,179 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-21 22:15:02,246 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:15:02,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:15:02,251 INFO L158 Benchmark]: Toolchain (without parser) took 12815.70ms. Allocated memory was 218.1MB in the beginning and 570.4MB in the end (delta: 352.3MB). Free memory was 176.9MB in the beginning and 290.6MB in the end (delta: -113.7MB). Peak memory consumption was 239.4MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,252 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:15:02,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1403.78ms. Allocated memory is still 218.1MB. Free memory was 176.3MB in the beginning and 108.4MB in the end (delta: 67.9MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 416.01ms. Allocated memory is still 218.1MB. Free memory was 108.4MB in the beginning and 134.3MB in the end (delta: -25.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,256 INFO L158 Benchmark]: Boogie Preprocessor took 377.38ms. Allocated memory is still 218.1MB. Free memory was 134.3MB in the beginning and 113.3MB in the end (delta: 21.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,259 INFO L158 Benchmark]: RCFGBuilder took 8545.94ms. Allocated memory was 218.1MB in the beginning and 570.4MB in the end (delta: 352.3MB). Free memory was 113.3MB in the beginning and 226.0MB in the end (delta: -112.7MB). Peak memory consumption was 243.0MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,259 INFO L158 Benchmark]: CodeCheck took 1991.97ms. Allocated memory is still 570.4MB. Free memory was 226.0MB in the beginning and 293.8MB in the end (delta: -67.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:15:02,259 INFO L158 Benchmark]: Witness Printer took 74.96ms. Allocated memory is still 570.4MB. Free memory was 293.8MB in the beginning and 290.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:15:02,261 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, 8652 locations, 3288 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 402 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 719 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 654 mSDsCounter, 190 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 204 IncrementalHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 190 mSolverCounterUnsat, 65 mSDtfsCounter, 204 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1420 GetRequests, 1414 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 68 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 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: 253]: integer overflow possible integer overflow possible We found a FailurePath: [L7] int m_init = 1; [L8] int m_disconnect = 2; [L9] int m_getValueX = 3; [L10] int m_getValueY = 4; [L11] int m_Accelerometer = 5; [L12] int m_update = 6; [L13] int m_dataReceived = 7; [L14] int m_connect_1 = 8; [L15] int m_connect_2 = 9; [L20] int q = 0; [L21] int method_id; [L24] int this_m_conn = 0; [L25] int this_m_sensitivity = 100; [L26] int this_m_samples = 200; [L27] int this_m_delta = 1; [L28] int this_m_accX = 0; [L29] int this_m_sensorInfo = 0; [L30] int this_m_conn_data_listener = 0; [L31] int this_m_accY = 0; VAL [m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, q=0, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L34] COND TRUE 1 [L37] int P1=__VERIFIER_nondet_int(); [L38] int P2=__VERIFIER_nondet_int(); [L39] int P3=__VERIFIER_nondet_int(); [L40] _Bool P4=__VERIFIER_nondet_int(); [L41] _Bool P5=__VERIFIER_nondet_int(); [L42] _Bool P6=__VERIFIER_nondet_int(); [L46] COND TRUE q == 0 [L47] COND TRUE __VERIFIER_nondet_int() [L51] method_id = 5 VAL [m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=5, P1=0, P2=0, P3=0, P4=0, P5=0, P6=0, q=0, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L53] COND FALSE !(0) [L57] q = 2 [L59] this_m_conn=0 [L59] this_m_samples=200 [L59] this_m_sensitivity=100 [L59] this_m_accX=0 [L59] this_m_accY=0 [L59] this_m_delta=1 [L59] this_m_sensorInfo=0 [L59] this_m_conn_data_listener=0 VAL [m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=5, P1=0, P2=0, P3=0, P4=0, P5=0, P6=0, q=2, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L34] COND TRUE 1 [L37] int P1=__VERIFIER_nondet_int(); [L38] int P2=__VERIFIER_nondet_int(); [L39] int P3=__VERIFIER_nondet_int(); [L40] _Bool P4=__VERIFIER_nondet_int(); [L41] _Bool P5=__VERIFIER_nondet_int(); [L42] _Bool P6=__VERIFIER_nondet_int(); [L46] COND FALSE !(q == 0) VAL [m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=5, P1=0, P2=0, P3=-2147483648, P4=0, P5=0, P6=0, q=2, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L66] COND FALSE !(q == 1) VAL [m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=5, P1=0, P2=0, P3=-2147483648, P4=0, P5=0, P6=0, q=2, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L150] COND TRUE q == 2 [L151] COND FALSE !(__VERIFIER_nondet_int()) [L167] COND FALSE !(__VERIFIER_nondet_int()) [L183] COND FALSE !(__VERIFIER_nondet_int()) [L199] COND FALSE !(__VERIFIER_nondet_int()) [L215] COND FALSE !(__VERIFIER_nondet_int()) [L231] COND FALSE !(__VERIFIER_nondet_int()) [L247] COND TRUE __VERIFIER_nondet_int() [L251] method_id = 7 [L253] ((-1000 >= P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0))))) || (((-(P3) - 50) <= 0) && ((-1000 < P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0)))))) VAL [((-1000 >= P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0))))) || (((-(P3) - 50) <= 0) && ((-1000 < P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0))))))=0, m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=7, P1=0, P2=0, P3=-2147483648, P4=0, P5=0, P6=0, q=2, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] [L253] -(P3) VAL [((-1000 >= P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0))))) || (((-(P3) - 50) <= 0) && ((-1000 < P3) && ((P3 < 0) && ((-1000 >= P2) && ((P2 < 0) && (this_m_conn_data_listener != 0))))))=0, m_Accelerometer=5, m_connect_1=8, m_connect_2=9, m_dataReceived=7, m_disconnect=2, m_getValueX=3, m_getValueY=4, m_init=1, m_update=6, method_id=7, P1=0, P2=0, P3=-2147483648, P4=0, P5=0, P6=0, q=2, this_m_accX=0, this_m_accY=0, this_m_conn=0, this_m_conn_data_listener=0, this_m_delta=1, this_m_samples=200, this_m_sensitivity=100, this_m_sensorInfo=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1403.78ms. Allocated memory is still 218.1MB. Free memory was 176.3MB in the beginning and 108.4MB in the end (delta: 67.9MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 416.01ms. Allocated memory is still 218.1MB. Free memory was 108.4MB in the beginning and 134.3MB in the end (delta: -25.9MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 377.38ms. Allocated memory is still 218.1MB. Free memory was 134.3MB in the beginning and 113.3MB in the end (delta: 21.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8545.94ms. Allocated memory was 218.1MB in the beginning and 570.4MB in the end (delta: 352.3MB). Free memory was 113.3MB in the beginning and 226.0MB in the end (delta: -112.7MB). Peak memory consumption was 243.0MB. Max. memory is 16.1GB. * CodeCheck took 1991.97ms. Allocated memory is still 570.4MB. Free memory was 226.0MB in the beginning and 293.8MB in the end (delta: -67.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 74.96ms. Allocated memory is still 570.4MB. Free memory was 293.8MB in the beginning and 290.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 22:15:02,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7962f21d-c4d1-4066-8f38-c3d6e6b08803/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)