./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash 1456520146b55fc1e958217ef7509552426c75ec92eb783b51ac67cf97945b6b --- 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-2329fc7 [2022-12-15 00:14:11,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:14:11,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:14:11,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:14:11,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:14:11,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:14:11,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:14:11,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:14:11,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:14:11,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:14:11,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:14:11,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:14:11,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:14:11,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:14:11,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:14:11,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:14:11,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:14:11,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:14:11,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:14:11,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:14:11,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:14:11,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:14:11,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:14:11,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:14:11,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:14:11,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:14:11,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:14:11,515 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:14:11,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:14:11,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:14:11,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:14:11,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:14:11,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:14:11,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:14:11,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:14:11,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:14:11,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:14:11,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:14:11,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:14:11,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:14:11,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:14:11,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 00:14:11,540 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:14:11,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:14:11,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:14:11,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:14:11,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:14:11,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:14:11,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:14:11,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:14:11,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:14:11,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:14:11,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:14:11,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:14:11,543 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:14:11,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:14:11,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:14:11,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:14:11,544 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_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1456520146b55fc1e958217ef7509552426c75ec92eb783b51ac67cf97945b6b [2022-12-15 00:14:11,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:14:11,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:14:11,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:14:11,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:14:11,741 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:14:11,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i [2022-12-15 00:14:14,398 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:14:14,661 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:14:14,662 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i [2022-12-15 00:14:14,677 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/d633b1c39/700bf5fdf7f3434696f2b6536389723a/FLAGd0a8c1fa3 [2022-12-15 00:14:14,690 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/d633b1c39/700bf5fdf7f3434696f2b6536389723a [2022-12-15 00:14:14,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:14:14,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:14:14,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:14:14,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:14:14,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:14:14,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:14:14" (1/1) ... [2022-12-15 00:14:14,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f805e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:14, skipping insertion in model container [2022-12-15 00:14:14,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:14:14" (1/1) ... [2022-12-15 00:14:14,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:14:14,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:14:14,999 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:14:15,303 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:14:15,309 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:15,311 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:15,313 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:15,314 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:15,331 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 00:14:15,338 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:14:15,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:14:15,349 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:14:15,368 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:14:15,421 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:14:15,423 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:15,424 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:15,426 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:15,427 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:15,432 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 00:14:15,436 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:14:15,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:14:15,562 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:14:15,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15 WrapperNode [2022-12-15 00:14:15,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:14:15,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:14:15,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:14:15,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:14:15,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,606 INFO L138 Inliner]: procedures = 500, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-12-15 00:14:15,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:14:15,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:14:15,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:14:15,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:14:15,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:14:15,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:14:15,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:14:15,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:14:15,627 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:14:15,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:14:15,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:14:15,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:14:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 00:14:15,685 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 00:14:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 00:14:15,685 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-15 00:14:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 00:14:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:14:15,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:14:15,686 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 00:14:15,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:14:15,805 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:14:15,807 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:14:15,940 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:14:15,965 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:14:15,965 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:14:15,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:14:15 BoogieIcfgContainer [2022-12-15 00:14:15,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:14:15,968 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:14:15,968 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:14:15,976 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:14:15,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:14:15" (1/1) ... [2022-12-15 00:14:15,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:14:16,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:14:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-12-15 00:14:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-15 00:14:16,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:14:16,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:14:16,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:14:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:14:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:14:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:14:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-12-15 00:14:16,317 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-12-15 00:14:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:14:16,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:14:16,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:14:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:14:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:14:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:14:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-15 00:14:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 00:14:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:14:16,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:14:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:14:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:14:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:14:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:14:16,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 00:14:16,593 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 00:14:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:14:16,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:14:16,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:14:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:14:16,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 00:14:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:14:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:14:16,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 00:14:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:14:16,731 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-12-15 00:14:16,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:14:16 ImpRootNode [2022-12-15 00:14:16,767 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:14:16,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:14:16,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:14:16,768 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:14:16,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:14:15" (3/4) ... [2022-12-15 00:14:16,772 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 00:14:16,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:14:16,774 INFO L158 Benchmark]: Toolchain (without parser) took 2079.69ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 98.0MB in the beginning and 128.3MB in the end (delta: -30.3MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-12-15 00:14:16,774 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 112.2MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:14:16,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.78ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 97.5MB in the beginning and 137.1MB in the end (delta: -39.6MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2022-12-15 00:14:16,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.05ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 134.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:14:16,777 INFO L158 Benchmark]: Boogie Preprocessor took 19.16ms. Allocated memory is still 182.5MB. Free memory was 134.0MB in the beginning and 132.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:14:16,777 INFO L158 Benchmark]: RCFGBuilder took 340.44ms. Allocated memory is still 182.5MB. Free memory was 132.9MB in the beginning and 116.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 00:14:16,778 INFO L158 Benchmark]: CodeCheck took 799.62ms. Allocated memory is still 182.5MB. Free memory was 116.1MB in the beginning and 128.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:14:16,778 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 182.5MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:14:16,781 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 4 procedures, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 107 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 80 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 353 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 103 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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: 1573]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. 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); [L1595] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={5:0}] [L1414] COND TRUE line != ((void *)0) [L1595] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1596] CALL CWE191_Integer_Underflow__int_fgets_postdec_12_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1570] RET globalReturnsTrueOrFalse() VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1570] COND TRUE globalReturnsTrueOrFalse() [L1573] data-- VAL [data=-2147483648, data--=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.15ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 112.2MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.78ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 97.5MB in the beginning and 137.1MB in the end (delta: -39.6MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.05ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 134.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.16ms. Allocated memory is still 182.5MB. Free memory was 134.0MB in the beginning and 132.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 340.44ms. Allocated memory is still 182.5MB. Free memory was 132.9MB in the beginning and 116.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 799.62ms. Allocated memory is still 182.5MB. Free memory was 116.1MB in the beginning and 128.3MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 182.5MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 00:14:16,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/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_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash 1456520146b55fc1e958217ef7509552426c75ec92eb783b51ac67cf97945b6b --- 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-2329fc7 [2022-12-15 00:14:18,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:14:18,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:14:18,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:14:18,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:14:18,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:14:18,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:14:18,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:14:18,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:14:18,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:14:18,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:14:18,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:14:18,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:14:18,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:14:18,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:14:18,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:14:18,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:14:18,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:14:18,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:14:18,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:14:18,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:14:18,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:14:18,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:14:18,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:14:18,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:14:18,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:14:18,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:14:18,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:14:18,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:14:18,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:14:18,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:14:18,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:14:18,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:14:18,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:14:18,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:14:18,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:14:18,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:14:18,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:14:18,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:14:18,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:14:18,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:14:18,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-15 00:14:18,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:14:18,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:14:18,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:14:18,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:14:18,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:14:18,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:14:18,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:14:18,395 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:14:18,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:14:18,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:14:18,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:14:18,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:14:18,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:14:18,398 INFO L138 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_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1456520146b55fc1e958217ef7509552426c75ec92eb783b51ac67cf97945b6b [2022-12-15 00:14:18,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:14:18,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:14:18,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:14:18,648 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:14:18,648 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:14:18,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i [2022-12-15 00:14:21,268 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:14:21,522 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:14:21,523 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_12_bad.i [2022-12-15 00:14:21,551 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/2db902ffe/aef61fa61b424c52b9f757c6c0c33ec2/FLAG564392f9a [2022-12-15 00:14:21,566 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/data/2db902ffe/aef61fa61b424c52b9f757c6c0c33ec2 [2022-12-15 00:14:21,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:14:21,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:14:21,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:14:21,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:14:21,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:14:21,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:14:21" (1/1) ... [2022-12-15 00:14:21,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb2ce7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:21, skipping insertion in model container [2022-12-15 00:14:21,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:14:21" (1/1) ... [2022-12-15 00:14:21,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:14:21,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:14:21,915 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:14:22,275 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:14:22,280 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:22,281 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:22,283 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:22,284 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:22,300 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 00:14:22,305 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:14:22,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:14:22,317 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:14:22,331 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 00:14:22,365 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 00:14:22,366 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:22,367 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 00:14:22,368 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:22,369 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 00:14:22,372 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 00:14:22,374 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 00:14:22,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:14:22,455 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:14:22,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22 WrapperNode [2022-12-15 00:14:22,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:14:22,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:14:22,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:14:22,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:14:22,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,503 INFO L138 Inliner]: procedures = 505, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-12-15 00:14:22,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:14:22,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:14:22,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:14:22,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:14:22,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,526 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:14:22,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:14:22,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:14:22,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:14:22,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:14:22,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:14:22,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:14:22,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:14:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 00:14:22,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 00:14:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 00:14:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-15 00:14:22,582 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-15 00:14:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 00:14:22,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 00:14:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:14:22,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 00:14:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-15 00:14:22,710 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:14:22,711 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:14:22,866 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:14:22,898 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:14:22,899 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:14:22,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:14:22 BoogieIcfgContainer [2022-12-15 00:14:22,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:14:22,902 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:14:22,902 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:14:22,909 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:14:22,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:14:22" (1/1) ... [2022-12-15 00:14:22,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:14:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:14:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-12-15 00:14:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-15 00:14:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:14:22,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:14:22,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:14:23,010 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec 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.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) 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:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-12-15 00:14:23,014 INFO L158 Benchmark]: Toolchain (without parser) took 1443.25ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 53.2MB in the end (delta: 3.9MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,014 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:14:23,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 884.17ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 34.5MB in the end (delta: 22.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.93ms. Allocated memory is still 81.8MB. Free memory was 34.5MB in the beginning and 56.5MB in the end (delta: -22.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,016 INFO L158 Benchmark]: Boogie Preprocessor took 22.46ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,016 INFO L158 Benchmark]: RCFGBuilder took 370.80ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 36.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,017 INFO L158 Benchmark]: CodeCheck took 110.53ms. Allocated memory is still 81.8MB. Free memory was 35.9MB in the beginning and 53.2MB in the end (delta: -17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 00:14:23,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec 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 0.16ms. Allocated memory is still 58.7MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 884.17ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 34.5MB in the end (delta: 22.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.93ms. Allocated memory is still 81.8MB. Free memory was 34.5MB in the beginning and 56.5MB in the end (delta: -22.0MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.46ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.80ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 36.3MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 110.53ms. Allocated memory is still 81.8MB. Free memory was 35.9MB in the beginning and 53.2MB in the end (delta: -17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:14:23,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f4c19f3-d441-4f8b-9c2a-0bfb0fe3b023/bin/ukojak-rkRKPMF4O4/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 BitVec not declared