./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash b2b377f51454d038e6c17c51a7cb4aa7d909e95814f84e86886059618cc4346c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:01:31,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:01:32,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:01:32,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:01:32,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:01:32,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:01:32,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:01:32,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:01:32,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:01:32,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:01:32,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:01:32,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:01:32,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:01:32,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:01:32,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:01:32,116 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:01:32,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:01:32,117 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:01:32,117 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:01:32,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:01:32,118 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:01:32,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:01:32,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:01:32,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:01:32,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:32,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:01:32,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:01:32,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:01:32,124 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:01:32,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:01:32,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:01:32,126 INFO L153 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_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b377f51454d038e6c17c51a7cb4aa7d909e95814f84e86886059618cc4346c [2023-11-12 00:01:32,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:32,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:32,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:32,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:32,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:32,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i [2023-11-12 00:01:35,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:36,106 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:36,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i [2023-11-12 00:01:36,146 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/8e99bddde/65f6103f0cb842438142031fd7aa3740/FLAGe0d6412dc [2023-11-12 00:01:36,165 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/8e99bddde/65f6103f0cb842438142031fd7aa3740 [2023-11-12 00:01:36,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:36,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:36,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:36,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:36,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:36,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:36" (1/1) ... [2023-11-12 00:01:36,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4c5f6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:36, skipping insertion in model container [2023-11-12 00:01:36,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:36" (1/1) ... [2023-11-12 00:01:36,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:36,734 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:37,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:37,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:37,623 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:37,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:37,840 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:37,840 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:37,840 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:37,841 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:37,841 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:37,848 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:37,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37 WrapperNode [2023-11-12 00:01:37,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:37,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:37,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:37,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:37,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,893 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,926 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2023-11-12 00:01:37,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:37,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:37,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:37,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:37,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:37,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:37,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:37,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:37,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:37" (1/1) ... [2023-11-12 00:01:37,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:38,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:38,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:38,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:38,070 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:01:38,071 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:01:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:38,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:01:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:01:38,251 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:38,253 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:38,507 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:38,845 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:38,845 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:01:38,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:38 BoogieIcfgContainer [2023-11-12 00:01:38,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:38,850 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:38,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:38,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:38,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:38" (1/1) ... [2023-11-12 00:01:38,874 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:01:38,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:01:38,945 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:01:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:01:38,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:38,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:39,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:01:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:39,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:01:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:39,757 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-12 00:01:39,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:01:39 ImpRootNode [2023-11-12 00:01:39,805 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:01:39,807 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:01:39,808 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:01:39,808 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:01:39,809 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:38" (3/4) ... [2023-11-12 00:01:39,813 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:01:39,815 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:01:39,817 INFO L158 Benchmark]: Toolchain (without parser) took 3646.31ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 89.6MB in the beginning and 94.3MB in the end (delta: -4.7MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:39,818 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:39,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1678.99ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 89.6MB in the beginning and 132.0MB in the end (delta: -42.4MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2023-11-12 00:01:39,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.72ms. Allocated memory is still 178.3MB. Free memory was 132.0MB in the beginning and 128.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:01:39,821 INFO L158 Benchmark]: Boogie Preprocessor took 34.69ms. Allocated memory is still 178.3MB. Free memory was 128.7MB in the beginning and 127.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:39,821 INFO L158 Benchmark]: RCFGBuilder took 876.65ms. Allocated memory is still 178.3MB. Free memory was 126.6MB in the beginning and 89.8MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:39,822 INFO L158 Benchmark]: CodeCheck took 955.48ms. Allocated memory is still 178.3MB. Free memory was 89.8MB in the beginning and 95.0MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:39,824 INFO L158 Benchmark]: Witness Printer took 7.74ms. Allocated memory is still 178.3MB. Free memory was 94.3MB in the beginning and 94.3MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:39,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int badStatic = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_rand_sub_21_bad() [L1561] int data; [L1562] data = 0 [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1563] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1563] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1563] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1564] badStatic = 1 [L1565] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, badStatic=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1678.99ms. Allocated memory was 123.7MB in the beginning and 178.3MB in the end (delta: 54.5MB). Free memory was 89.6MB in the beginning and 132.0MB in the end (delta: -42.4MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.72ms. Allocated memory is still 178.3MB. Free memory was 132.0MB in the beginning and 128.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.69ms. Allocated memory is still 178.3MB. Free memory was 128.7MB in the beginning and 127.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 876.65ms. Allocated memory is still 178.3MB. Free memory was 126.6MB in the beginning and 89.8MB in the end (delta: 36.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 955.48ms. Allocated memory is still 178.3MB. Free memory was 89.8MB in the beginning and 95.0MB in the end (delta: -5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.74ms. Allocated memory is still 178.3MB. Free memory was 94.3MB in the beginning and 94.3MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:01:39,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash b2b377f51454d038e6c17c51a7cb4aa7d909e95814f84e86886059618cc4346c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:01:42,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:01:42,794 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:01:42,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:01:42,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:01:42,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:01:42,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:01:42,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:01:42,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:01:42,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:01:42,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:01:42,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:01:42,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:01:42,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:01:42,857 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:01:42,858 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:01:42,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:01:42,859 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:01:42,859 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:01:42,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:01:42,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:01:42,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:01:42,862 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:01:42,863 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:01:42,863 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:01:42,864 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:01:42,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:01:42,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:42,865 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:01:42,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:01:42,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:01:42,868 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:01:42,868 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:01:42,869 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:01:42,869 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:01:42,870 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:01:42,870 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b377f51454d038e6c17c51a7cb4aa7d909e95814f84e86886059618cc4346c [2023-11-12 00:01:43,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:43,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:43,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:43,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:43,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:43,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i [2023-11-12 00:01:46,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:47,085 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:47,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_21_bad.i [2023-11-12 00:01:47,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/73d0153aa/f5b724629f7442e9b44e52f5822246ab/FLAG62bd5276b [2023-11-12 00:01:47,141 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/data/73d0153aa/f5b724629f7442e9b44e52f5822246ab [2023-11-12 00:01:47,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:47,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:47,150 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:47,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:47,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:47,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b08162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47, skipping insertion in model container [2023-11-12 00:01:47,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,243 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:47,706 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:48,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:48,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:48,560 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:48,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:48,770 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:48,770 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:48,770 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:48,771 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:48,771 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:48,781 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:48,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48 WrapperNode [2023-11-12 00:01:48,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:48,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:48,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:48,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:48,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,870 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-12 00:01:48,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:48,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:48,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:48,872 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:48,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:48,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:48,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:48,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:48,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:48,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:48,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:49,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:49,037 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:01:49,037 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:01:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:01:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:49,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:49,038 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:01:49,219 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:49,221 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:49,426 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:49,529 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:49,530 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:01:49,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:49 BoogieIcfgContainer [2023-11-12 00:01:49,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:49,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:49,534 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:49,544 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:49,545 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:49" (1/1) ... [2023-11-12 00:01:49,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:01:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-12 00:01:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-12 00:01:49,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:01:49,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:49,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:01:49,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:01:49,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:01:49,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:01:49,705 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:01:49,709 INFO L158 Benchmark]: Toolchain (without parser) took 2561.00ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.3MB in the beginning and 34.2MB in the end (delta: 7.1MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,710 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:49,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1633.02ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.2MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,712 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.81ms. Allocated memory is still 83.9MB. Free memory was 39.4MB in the beginning and 36.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,713 INFO L158 Benchmark]: Boogie Preprocessor took 38.42ms. Allocated memory is still 83.9MB. Free memory was 36.3MB in the beginning and 34.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,714 INFO L158 Benchmark]: RCFGBuilder took 621.90ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 39.9MB in the end (delta: -5.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,715 INFO L158 Benchmark]: CodeCheck took 174.43ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 34.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:01:49,724 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 69.2MB. Free memory is still 44.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1633.02ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 41.2MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.81ms. Allocated memory is still 83.9MB. Free memory was 39.4MB in the beginning and 36.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.42ms. Allocated memory is still 83.9MB. Free memory was 36.3MB in the beginning and 34.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 621.90ms. Allocated memory is still 83.9MB. Free memory was 34.2MB in the beginning and 39.9MB in the end (delta: -5.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * CodeCheck took 174.43ms. Allocated memory is still 83.9MB. Free memory was 39.9MB in the beginning and 34.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:01:49,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:01:49,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32c541d1-9383-400d-a4a7-eb6683faad90/bin/ukojak-verify-0OAaufAVZV/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 Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared