./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_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_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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_b03f934f-3be9-45a4-b946-5f71428afb60/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 fac754b3a0bcdcb03991b3c373097e5c624db5de2c17e9fa2d2883764f9dbe5b --- 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 16:22:59,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:22:59,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:22:59,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:22:59,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:22:59,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:22:59,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:22:59,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:22:59,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:22:59,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:22:59,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:22:59,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:22:59,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:22:59,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:22:59,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:22:59,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:22:59,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:22:59,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:22:59,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:22:59,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:22:59,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:22:59,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:22:59,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:22:59,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:22:59,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:22:59,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:22:59,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:22:59,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:22:59,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:22:59,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:22:59,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:22:59,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:22:59,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:22:59,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:22:59,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:22:59,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:22:59,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:22:59,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:22:59,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:22:59,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:22:59,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:22:59,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 16:22:59,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:22:59,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:22:59,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:22:59,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:22:59,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:22:59,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:22:59,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:22:59,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:22:59,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:22:59,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:22:59,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:22:59,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:22:59,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:22:59,638 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:22:59,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:22:59,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:22:59,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:22:59,639 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:22:59,639 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:22:59,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:22:59,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:22:59,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:22:59,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:22:59,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:22:59,641 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:22:59,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:22:59,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:22:59,641 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_b03f934f-3be9-45a4-b946-5f71428afb60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fac754b3a0bcdcb03991b3c373097e5c624db5de2c17e9fa2d2883764f9dbe5b [2022-12-14 16:22:59,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:22:59,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:22:59,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:22:59,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:22:59,848 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:22:59,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i [2022-12-14 16:23:02,457 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:23:02,688 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:23:02,689 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i [2022-12-14 16:23:02,702 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/cf86eae13/012da0480c644f609e1f733c12df7474/FLAG9b5874b0d [2022-12-14 16:23:02,712 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/cf86eae13/012da0480c644f609e1f733c12df7474 [2022-12-14 16:23:02,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:23:02,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:23:02,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:02,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:23:02,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:23:02,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:02" (1/1) ... [2022-12-14 16:23:02,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216fc30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:02, skipping insertion in model container [2022-12-14 16:23:02,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:02" (1/1) ... [2022-12-14 16:23:02,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:23:02,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:23:03,062 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 16:23:03,365 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 16:23:03,370 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:03,372 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:03,374 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:03,375 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:03,398 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 16:23:03,402 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 16:23:03,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:03,413 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:23:03,432 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 16:23:03,483 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 16:23:03,484 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:03,486 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:03,488 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:03,488 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:03,492 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 16:23:03,493 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 16:23:03,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:03,569 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:23:03,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03 WrapperNode [2022-12-14 16:23:03,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:03,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:03,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:23:03,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:23:03,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,621 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-12-14 16:23:03,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:03,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:23:03,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:23:03,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:23:03,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,645 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:23:03,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:23:03,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:23:03,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:23:03,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:03,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:03,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:23:03,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:23:03,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 16:23:03,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:23:03,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 16:23:03,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:23:03,830 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:23:03,832 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:23:03,944 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:23:03,978 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:23:03,978 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:23:03,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:23:03 BoogieIcfgContainer [2022-12-14 16:23:03,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:23:03,981 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:23:03,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:23:03,991 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:23:03,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:23:03" (1/1) ... [2022-12-14 16:23:04,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:23:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:04,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-14 16:23:04,041 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-14 16:23:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:23:04,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:04,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:23:04,193 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 16:23:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-12-14 16:23:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 16:23:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:23:04,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:04,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:23:04,337 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 16:23:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-12-14 16:23:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-12-14 16:23:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:23:04,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:04,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:23:04,431 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 16:23:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-12-14 16:23:04,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-12-14 16:23:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 16:23:04,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:04,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:23:04,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 16:23:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-12-14 16:23:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-12-14 16:23:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 16:23:04,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:04,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:23:04,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:23:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:23:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:23:04,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 16:23:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 16:23:04,625 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-12-14 16:23:04,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:23:04 ImpRootNode [2022-12-14 16:23:04,654 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:23:04,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:23:04,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:23:04,654 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:23:04,655 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:23:03" (3/4) ... [2022-12-14 16:23:04,658 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 16:23:04,658 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:23:04,659 INFO L158 Benchmark]: Toolchain (without parser) took 1943.52ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 68.3MB in the beginning and 82.3MB in the end (delta: -14.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,660 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:23:04,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.70ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 68.0MB in the beginning and 66.1MB in the end (delta: 1.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.49ms. Allocated memory is still 134.2MB. Free memory was 66.1MB in the beginning and 63.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,661 INFO L158 Benchmark]: Boogie Preprocessor took 26.12ms. Allocated memory is still 134.2MB. Free memory was 63.0MB in the beginning and 61.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,662 INFO L158 Benchmark]: RCFGBuilder took 331.29ms. Allocated memory is still 134.2MB. Free memory was 61.4MB in the beginning and 90.7MB in the end (delta: -29.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,662 INFO L158 Benchmark]: CodeCheck took 672.39ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 82.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-14 16:23:04,663 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 82.3MB in the end (delta: 395.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:23:04,666 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, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 112 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 77 IncrementalHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 58 mSDtfsCounter, 77 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 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 1559. 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); [L1578] 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) [L1578] 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] [L1579] CALL CWE191_Integer_Underflow__int_fgets_sub_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 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, i=0] [L1553] COND TRUE i < 1 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1553] i++ 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, i=1] [L1553] COND FALSE !(i < 1) [L1567] j = 0 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, i=1, j=0] [L1567] COND TRUE j < 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, i=1, j=0] [L1570] data - 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, i=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 111.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.70ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 68.0MB in the beginning and 66.1MB in the end (delta: 1.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.49ms. Allocated memory is still 134.2MB. Free memory was 66.1MB in the beginning and 63.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.12ms. Allocated memory is still 134.2MB. Free memory was 63.0MB in the beginning and 61.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 331.29ms. Allocated memory is still 134.2MB. Free memory was 61.4MB in the beginning and 90.7MB in the end (delta: -29.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 672.39ms. Allocated memory is still 134.2MB. Free memory was 90.7MB in the beginning and 82.7MB in the end (delta: 8.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 82.3MB in the end (delta: 395.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 16:23:04,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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_b03f934f-3be9-45a4-b946-5f71428afb60/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 fac754b3a0bcdcb03991b3c373097e5c624db5de2c17e9fa2d2883764f9dbe5b --- 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 16:23:06,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:23:06,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:23:06,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:23:06,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:23:06,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:23:06,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:23:06,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:23:06,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:23:06,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:23:06,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:23:06,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:23:06,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:23:06,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:23:06,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:23:06,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:23:06,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:23:06,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:23:06,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:23:06,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:23:06,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:23:06,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:23:06,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:23:06,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:23:06,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:23:06,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:23:06,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:23:06,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:23:06,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:23:06,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:23:06,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:23:06,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:23:06,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:23:06,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:23:06,359 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:23:06,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:23:06,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:23:06,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:23:06,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:23:06,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:23:06,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:23:06,361 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 16:23:06,384 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:23:06,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:23:06,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:23:06,385 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:23:06,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:23:06,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:23:06,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:23:06,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:23:06,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:23:06,387 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:23:06,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:06,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:23:06,387 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 16:23:06,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 16:23:06,388 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_b03f934f-3be9-45a4-b946-5f71428afb60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fac754b3a0bcdcb03991b3c373097e5c624db5de2c17e9fa2d2883764f9dbe5b [2022-12-14 16:23:06,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:23:06,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:23:06,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:23:06,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:23:06,638 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:23:06,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i [2022-12-14 16:23:09,292 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:23:09,529 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:23:09,530 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_17_bad.i [2022-12-14 16:23:09,550 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/d740f6337/cfdb872043f34554b3d688e97f285063/FLAG8f897877b [2022-12-14 16:23:09,561 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/data/d740f6337/cfdb872043f34554b3d688e97f285063 [2022-12-14 16:23:09,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:23:09,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:23:09,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:09,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:23:09,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:23:09,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:09" (1/1) ... [2022-12-14 16:23:09,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c41eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:09, skipping insertion in model container [2022-12-14 16:23:09,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:23:09" (1/1) ... [2022-12-14 16:23:09,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:23:09,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:23:09,866 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 16:23:10,149 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 16:23:10,153 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:10,154 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:10,156 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:10,156 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:10,172 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 16:23:10,175 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 16:23:10,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:10,186 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:23:10,200 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 16:23:10,230 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 16:23:10,232 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:10,232 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 16:23:10,234 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:10,234 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 16:23:10,237 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 16:23:10,239 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 16:23:10,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:23:10,334 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:23:10,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10 WrapperNode [2022-12-14 16:23:10,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:23:10,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:10,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:23:10,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:23:10,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,375 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-12-14 16:23:10,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:23:10,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:23:10,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:23:10,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:23:10,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,403 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:23:10,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:23:10,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:23:10,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:23:10,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:23:10,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:23:10,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:23:10,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:23:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 16:23:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 16:23:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:23:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 16:23:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 16:23:10,605 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:23:10,608 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:23:10,757 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:23:10,784 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:23:10,785 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 16:23:10,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:23:10 BoogieIcfgContainer [2022-12-14 16:23:10,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:23:10,787 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:23:10,787 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:23:10,794 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:23:10,795 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:23:10" (1/1) ... [2022-12-14 16:23:10,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:23:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:23:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-14 16:23:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-14 16:23:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:23:10,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:23:10,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:23:10,886 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 16:23:10,888 INFO L158 Benchmark]: Toolchain (without parser) took 1324.03ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.1MB in the beginning and 69.7MB in the end (delta: -21.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,889 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:23:10,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.46ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.9MB in the beginning and 64.5MB in the end (delta: -16.6MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.43ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 61.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,890 INFO L158 Benchmark]: Boogie Preprocessor took 32.99ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 59.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,891 INFO L158 Benchmark]: RCFGBuilder took 377.65ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 68.3MB in the end (delta: -9.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,891 INFO L158 Benchmark]: CodeCheck took 100.24ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 69.7MB in the end (delta: -1.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 16:23:10,893 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 0.11ms. Allocated memory is still 50.3MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 770.46ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.9MB in the beginning and 64.5MB in the end (delta: -16.6MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.43ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 61.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.99ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 59.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 377.65ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 68.3MB in the end (delta: -9.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 100.24ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 69.7MB in the end (delta: -1.5MB). 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 16:23:10,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b03f934f-3be9-45a4-b946-5f71428afb60/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