./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_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_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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_d2336174-b16b-4933-9b13-f18bd51180d8/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 19f771f105ae7d9054a8f880602bab6c07dc6a2f5208d8e293e172fe35f168aa --- 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 [2022-12-14 22:13:47,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:13:47,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:13:47,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:13:47,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:13:47,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:13:47,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:13:47,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:13:47,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:13:47,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:13:47,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:13:47,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:13:47,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:13:47,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:13:47,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:13:47,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:13:47,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:13:47,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:13:47,519 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:13:47,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:13:47,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:13:47,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:13:47,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:13:47,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:13:47,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:13:47,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:13:47,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:13:47,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:13:47,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:13:47,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:13:47,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:13:47,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:13:47,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:13:47,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:13:47,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:13:47,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:13:47,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:13:47,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:13:47,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:13:47,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:13:47,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:13:47,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 22:13:47,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:13:47,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:13:47,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:13:47,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:13:47,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:13:47,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:13:47,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:13:47,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:13:47,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:13:47,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:13:47,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:13:47,553 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:13:47,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:13:47,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:13:47,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:13:47,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:13:47,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:13:47,554 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:13:47,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:13:47,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:13:47,554 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_d2336174-b16b-4933-9b13-f18bd51180d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19f771f105ae7d9054a8f880602bab6c07dc6a2f5208d8e293e172fe35f168aa [2022-12-14 22:13:47,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:13:47,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:13:47,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:13:47,740 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:13:47,741 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:13:47,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i [2022-12-14 22:13:50,321 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:13:50,571 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:13:50,571 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i [2022-12-14 22:13:50,591 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/6218fd5a5/4eab7177a2be486ebed2539037a728d0/FLAG2d109ccee [2022-12-14 22:13:50,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/6218fd5a5/4eab7177a2be486ebed2539037a728d0 [2022-12-14 22:13:50,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:13:50,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:13:50,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:13:50,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:13:50,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:13:50,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:13:50" (1/1) ... [2022-12-14 22:13:50,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387d0973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:50, skipping insertion in model container [2022-12-14 22:13:50,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:13:50" (1/1) ... [2022-12-14 22:13:50,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:13:50,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:13:50,964 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:13:51,222 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:13:51,226 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:51,227 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:51,229 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:51,230 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:51,243 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 22:13:51,247 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:13:51,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:13:51,255 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:13:51,268 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:13:51,297 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:13:51,298 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:51,299 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:51,300 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:51,301 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:51,304 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 22:13:51,305 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:13:51,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:13:51,382 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:13:51,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51 WrapperNode [2022-12-14 22:13:51,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:13:51,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:13:51,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:13:51,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:13:51,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,417 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2022-12-14 22:13:51,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:13:51,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:13:51,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:13:51,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:13:51,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,433 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:13:51,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:13:51,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:13:51,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:13:51,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:13:51,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:13:51,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:13:51,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:13:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 22:13:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 22:13:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 22:13:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:13:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 22:13:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:13:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:13:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:13:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:13:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 22:13:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:13:51,598 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:13:51,600 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:13:51,685 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:13:51,708 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:13:51,709 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:13:51,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:13:51 BoogieIcfgContainer [2022-12-14 22:13:51,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:13:51,711 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:13:51,711 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:13:51,717 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:13:51,718 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:13:51" (1/1) ... [2022-12-14 22:13:51,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:13:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:13:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-12-14 22:13:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-14 22:13:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 22:13:51,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:13:51,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:13:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:13:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 22:13:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:13:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-12-14 22:13:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-12-14 22:13:51,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 22:13:51,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:13:51,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:13:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:13:51,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 22:13:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:13:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:13:52,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 22:13:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 22:13:52,036 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-12-14 22:13:52,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 10:13:52 ImpRootNode [2022-12-14 22:13:52,063 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 22:13:52,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 22:13:52,063 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 22:13:52,064 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 22:13:52,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:13:51" (3/4) ... [2022-12-14 22:13:52,067 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 22:13:52,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 22:13:52,068 INFO L158 Benchmark]: Toolchain (without parser) took 1458.52ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 74.0MB in the end (delta: 17.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,068 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:13:52,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.38ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 115.9MB in the end (delta: -24.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.65ms. Allocated memory is still 155.2MB. Free memory was 115.9MB in the beginning and 113.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,070 INFO L158 Benchmark]: Boogie Preprocessor took 17.46ms. Allocated memory is still 155.2MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:13:52,070 INFO L158 Benchmark]: RCFGBuilder took 274.49ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 97.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,071 INFO L158 Benchmark]: CodeCheck took 351.80ms. Allocated memory is still 155.2MB. Free memory was 97.0MB in the beginning and 74.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,071 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 155.2MB. Free memory was 74.0MB in the beginning and 74.0MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:13:52,075 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 2 procedures, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1570]: 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); [L1580] 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={4:0}] [L1414] COND TRUE line != ((void *)0) [L1580] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE191_Integer_Underflow__int_fgets_predec_16_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] COND TRUE 1 [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] [L1567] COND TRUE 1 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] --data 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.38ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 115.9MB in the end (delta: -24.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.65ms. Allocated memory is still 155.2MB. Free memory was 115.9MB in the beginning and 113.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.46ms. Allocated memory is still 155.2MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 274.49ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 97.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 351.80ms. Allocated memory is still 155.2MB. Free memory was 97.0MB in the beginning and 74.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 155.2MB. Free memory was 74.0MB in the beginning and 74.0MB 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 [2022-12-14 22:13:52,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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_d2336174-b16b-4933-9b13-f18bd51180d8/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 19f771f105ae7d9054a8f880602bab6c07dc6a2f5208d8e293e172fe35f168aa --- 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 [2022-12-14 22:13:53,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:13:53,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:13:53,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:13:53,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:13:53,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:13:53,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:13:53,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:13:53,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:13:53,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:13:53,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:13:53,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:13:53,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:13:53,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:13:53,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:13:53,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:13:53,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:13:53,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:13:53,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:13:53,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:13:53,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:13:53,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:13:53,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:13:53,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:13:53,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:13:53,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:13:53,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:13:53,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:13:53,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:13:53,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:13:53,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:13:53,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:13:53,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:13:53,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:13:53,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:13:53,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:13:53,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:13:53,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:13:53,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:13:53,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:13:53,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:13:53,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 22:13:53,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:13:53,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:13:53,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:13:53,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:13:53,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:13:53,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:13:53,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:13:53,927 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:13:53,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:13:53,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:13:53,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:13:53,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:13:53,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:13:53,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:13:53,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:13:53,930 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:13:53,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:13:53,930 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_d2336174-b16b-4933-9b13-f18bd51180d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19f771f105ae7d9054a8f880602bab6c07dc6a2f5208d8e293e172fe35f168aa [2022-12-14 22:13:54,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:13:54,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:13:54,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:13:54,176 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:13:54,177 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:13:54,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i [2022-12-14 22:13:56,811 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:13:57,039 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:13:57,040 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_16_bad.i [2022-12-14 22:13:57,053 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/d574b9612/a355dfb01c054207afdc69862be653d8/FLAG8cbdae6b6 [2022-12-14 22:13:57,067 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/data/d574b9612/a355dfb01c054207afdc69862be653d8 [2022-12-14 22:13:57,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:13:57,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:13:57,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:13:57,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:13:57,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:13:57,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:57,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ffb377b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57, skipping insertion in model container [2022-12-14 22:13:57,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:57,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:13:57,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:13:57,420 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:13:57,737 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:13:57,741 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:57,743 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:57,745 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:57,746 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:57,765 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 22:13:57,770 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:13:57,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:13:57,803 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:13:57,826 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 22:13:57,872 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 22:13:57,874 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:57,875 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 22:13:57,877 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:57,877 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 22:13:57,881 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 22:13:57,883 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 22:13:57,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:13:57,969 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:13:57,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57 WrapperNode [2022-12-14 22:13:57,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:13:57,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:13:57,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:13:57,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:13:57,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,019 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2022-12-14 22:13:58,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:13:58,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:13:58,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:13:58,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:13:58,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,046 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:13:58,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:13:58,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:13:58,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:13:58,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:13:57" (1/1) ... [2022-12-14 22:13:58,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:13:58,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:13:58,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:13:58,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:13:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 22:13:58,101 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 22:13:58,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:13:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 22:13:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 22:13:58,222 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:13:58,223 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:13:58,337 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:13:58,384 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:13:58,384 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:13:58,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:13:58 BoogieIcfgContainer [2022-12-14 22:13:58,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:13:58,387 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:13:58,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:13:58,394 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:13:58,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:13:58" (1/1) ... [2022-12-14 22:13:58,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:13:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:13:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-12-14 22:13:58,439 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-14 22:13:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 22:13:58,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:13:58,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:13:58,475 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) [2022-12-14 22:13:58,477 INFO L158 Benchmark]: Toolchain (without parser) took 1406.35ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 56.4MB in the beginning and 64.4MB in the end (delta: -8.0MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,477 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 81.8MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:13:58,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.18ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 56.2MB in the beginning and 61.0MB in the end (delta: -4.8MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.74ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 57.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,479 INFO L158 Benchmark]: Boogie Preprocessor took 30.14ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,479 INFO L158 Benchmark]: RCFGBuilder took 334.72ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 70.8MB in the end (delta: -15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,479 INFO L158 Benchmark]: CodeCheck took 89.72ms. Allocated memory is still 100.7MB. Free memory was 70.8MB in the beginning and 64.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 22:13:58,481 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 0.17ms. Allocated memory is still 81.8MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.18ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 56.2MB in the beginning and 61.0MB in the end (delta: -4.8MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.74ms. Allocated memory is still 100.7MB. Free memory was 61.0MB in the beginning and 57.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.14ms. Allocated memory is still 100.7MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.72ms. Allocated memory is still 100.7MB. Free memory was 55.8MB in the beginning and 70.8MB in the end (delta: -15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 89.72ms. Allocated memory is still 100.7MB. Free memory was 70.8MB in the beginning and 64.4MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:13:58,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2336174-b16b-4933-9b13-f18bd51180d8/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