./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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_ee7cf21b-6760-4c79-abad-92f654e66d28/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 ae725380ddcca35accb2c221fe3c0e874f871efa043277739550378a5dc71595 --- 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 19:40:47,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:40:47,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:40:47,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:40:47,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:40:47,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:40:47,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:40:47,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:40:47,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:40:47,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:40:47,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:40:47,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:40:47,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:40:47,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:40:47,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:40:47,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:40:47,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:40:47,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:40:47,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:40:47,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:40:47,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:40:47,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:40:47,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:40:47,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:40:47,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:40:47,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:40:47,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:40:47,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:40:47,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:40:47,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:40:47,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:40:47,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:40:47,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:40:47,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:40:47,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:40:47,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:40:47,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:40:47,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:40:47,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:40:47,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:40:47,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:40:47,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 19:40:47,753 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:40:47,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:40:47,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:40:47,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:40:47,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:40:47,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:40:47,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:40:47,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:40:47,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:40:47,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:40:47,761 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:40:47,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:40:47,762 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:40:47,762 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:40:47,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:40:47,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:47,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:40:47,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:40:47,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:40:47,763 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:40:47,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:40:47,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:40:47,764 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_ee7cf21b-6760-4c79-abad-92f654e66d28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae725380ddcca35accb2c221fe3c0e874f871efa043277739550378a5dc71595 [2022-12-14 19:40:47,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:40:47,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:40:47,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:40:47,971 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:40:47,971 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:40:47,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i [2022-12-14 19:40:50,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:40:50,761 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:40:50,762 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i [2022-12-14 19:40:50,776 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/e0456dd80/551b7d34c55246bab93f2b09f58e16f8/FLAGe7857e208 [2022-12-14 19:40:51,090 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/e0456dd80/551b7d34c55246bab93f2b09f58e16f8 [2022-12-14 19:40:51,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:40:51,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:40:51,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:51,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:40:51,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:40:51,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e3869d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51, skipping insertion in model container [2022-12-14 19:40:51,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:40:51,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:40:51,353 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:40:51,640 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:40:51,645 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:51,646 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:51,648 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:51,648 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:51,666 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:40:51,668 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:40:51,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:51,677 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:40:51,691 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:40:51,724 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:40:51,725 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:51,726 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:51,728 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:51,728 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:51,732 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:40:51,734 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:40:51,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:51,855 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:40:51,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51 WrapperNode [2022-12-14 19:40:51,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:51,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:51,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:40:51,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:40:51,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,905 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-12-14 19:40:51,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:51,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:40:51,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:40:51,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:40:51,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,922 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:40:51,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:40:51,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:40:51,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:40:51,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:51" (1/1) ... [2022-12-14 19:40:51,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:51,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:40:51,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:40:51,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:40:51,987 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 19:40:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:40:51,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:40:51,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:40:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 19:40:51,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:40:52,111 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:40:52,113 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:40:52,248 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:40:52,286 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:40:52,287 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:40:52,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:52 BoogieIcfgContainer [2022-12-14 19:40:52,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:40:52,290 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:40:52,290 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:40:52,299 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:40:52,299 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:52" (1/1) ... [2022-12-14 19:40:52,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:40:52,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-12-14 19:40:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-12-14 19:40:52,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:40:52,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:52,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:52,620 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 19:40:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-12-14 19:40:52,673 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-12-14 19:40:52,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:40:52,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:52,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:52,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:52,729 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 19:40:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-12-14 19:40:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-14 19:40:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:40:52,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:52,790 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 19:40:52,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:52,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-12-14 19:40:52,800 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-12-14 19:40:52,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:40:52,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:52,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:40:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:40:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:52,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 30 transitions. [2022-12-14 19:40:52,917 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-12-14 19:40:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:40:52,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:52,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:40:52,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:40:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:40:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:40:52,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 19:40:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 19:40:53,028 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2022-12-14 19:40:53,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:40:53 ImpRootNode [2022-12-14 19:40:53,058 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:40:53,058 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:40:53,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:40:53,059 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:40:53,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:52" (3/4) ... [2022-12-14 19:40:53,062 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 19:40:53,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:40:53,063 INFO L158 Benchmark]: Toolchain (without parser) took 1970.55ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 97.8MB in the beginning and 73.0MB in the end (delta: 24.8MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,064 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 106.6MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:40:53,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.24ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 97.8MB in the beginning and 107.2MB in the end (delta: -9.5MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.42ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 104.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,065 INFO L158 Benchmark]: Boogie Preprocessor took 18.92ms. Allocated memory is still 167.8MB. Free memory was 104.7MB in the beginning and 103.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,066 INFO L158 Benchmark]: RCFGBuilder took 364.42ms. Allocated memory is still 167.8MB. Free memory was 103.0MB in the beginning and 87.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,066 INFO L158 Benchmark]: CodeCheck took 767.85ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 73.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2022-12-14 19:40:53,067 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 167.8MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:40:53,070 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, 27 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 95 IncrementalHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 48 mSDtfsCounter, 95 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 331 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 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, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 5/6 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1571]: 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); [L1579] 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) [L1579] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE191_Integer_Underflow__int_fgets_multiply_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=-1073741825, 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=-1073741825, 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=-1073741825, 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] [L1569] COND TRUE data < 0 VAL [data=-1073741825, 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] [L1571] data * 2 VAL [data=-1073741825, 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 0.19ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 106.6MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.24ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 97.8MB in the beginning and 107.2MB in the end (delta: -9.5MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.42ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 104.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.92ms. Allocated memory is still 167.8MB. Free memory was 104.7MB in the beginning and 103.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 364.42ms. Allocated memory is still 167.8MB. Free memory was 103.0MB in the beginning and 87.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 767.85ms. Allocated memory is still 167.8MB. Free memory was 87.1MB in the beginning and 73.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 167.8MB. Free memory is still 73.0MB. 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 19:40:53,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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_ee7cf21b-6760-4c79-abad-92f654e66d28/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 ae725380ddcca35accb2c221fe3c0e874f871efa043277739550378a5dc71595 --- 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 19:40:54,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:40:54,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:40:54,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:40:54,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:40:54,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:40:54,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:40:54,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:40:54,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:40:54,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:40:54,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:40:54,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:40:54,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:40:54,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:40:54,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:40:54,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:40:54,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:40:54,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:40:54,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:40:54,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:40:54,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:40:54,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:40:54,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:40:54,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:40:54,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:40:54,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:40:54,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:40:54,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:40:54,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:40:54,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:40:54,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:40:54,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:40:54,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:40:54,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:40:54,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:40:54,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:40:54,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:40:54,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:40:54,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:40:54,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:40:54,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:40:54,664 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 19:40:54,679 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:40:54,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:40:54,680 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:40:54,680 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:40:54,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:40:54,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:40:54,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:40:54,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:40:54,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:40:54,683 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:40:54,683 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:40:54,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:40:54,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:54,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:40:54,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:40:54,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:40:54,685 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:40:54,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:40:54,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:40:54,685 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:40:54,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:40:54,685 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_ee7cf21b-6760-4c79-abad-92f654e66d28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae725380ddcca35accb2c221fe3c0e874f871efa043277739550378a5dc71595 [2022-12-14 19:40:54,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:40:54,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:40:54,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:40:54,929 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:40:54,929 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:40:54,930 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i [2022-12-14 19:40:57,511 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:40:57,737 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:40:57,738 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_17_bad.i [2022-12-14 19:40:57,750 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/2879a9c1b/03f7b20d4e4c42a7b6667cbb2b2fb8b3/FLAG67d3d3bd4 [2022-12-14 19:40:57,761 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/data/2879a9c1b/03f7b20d4e4c42a7b6667cbb2b2fb8b3 [2022-12-14 19:40:57,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:40:57,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:40:57,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:57,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:40:57,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:40:57,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:57" (1/1) ... [2022-12-14 19:40:57,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4375c589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:57, skipping insertion in model container [2022-12-14 19:40:57,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:40:57" (1/1) ... [2022-12-14 19:40:57,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:40:57,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:40:58,040 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:40:58,356 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:40:58,360 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:58,362 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:58,364 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:58,364 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:58,382 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:40:58,386 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:40:58,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:58,399 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:40:58,416 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:40:58,466 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:40:58,468 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:58,469 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:40:58,471 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:58,472 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:40:58,477 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:40:58,479 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:40:58,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:40:58,572 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:40:58,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58 WrapperNode [2022-12-14 19:40:58,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:40:58,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:58,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:40:58,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:40:58,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,625 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-12-14 19:40:58,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:40:58,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:40:58,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:40:58,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:40:58,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,653 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:40:58,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:40:58,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:40:58,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:40:58,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:58,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:40:58,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:40:58,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:40:58,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:40:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 19:40:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 19:40:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 19:40:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:40:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:40:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:40:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:40:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:40:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:40:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 19:40:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 19:40:58,827 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:40:58,828 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:40:58,965 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:40:58,990 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:40:58,990 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:40:58,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:58 BoogieIcfgContainer [2022-12-14 19:40:58,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:40:58,993 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:40:58,993 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:40:59,003 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:40:59,004 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:40:58" (1/1) ... [2022-12-14 19:40:59,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:40:59,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:40:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-12-14 19:40:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-12-14 19:40:59,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:40:59,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:40:59,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:40:59,093 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 19:40:59,096 INFO L158 Benchmark]: Toolchain (without parser) took 1331.97ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.8MB in the beginning and 62.7MB in the end (delta: -7.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-12-14 19:40:59,097 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:40:59,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.51ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.5MB in the beginning and 67.8MB in the end (delta: -13.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-12-14 19:40:59,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.13ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 64.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:40:59,099 INFO L158 Benchmark]: Boogie Preprocessor took 32.75ms. Allocated memory is still 96.5MB. Free memory was 64.5MB in the beginning and 62.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:40:59,099 INFO L158 Benchmark]: RCFGBuilder took 332.49ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 44.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 19:40:59,100 INFO L158 Benchmark]: CodeCheck took 102.41ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 62.7MB in the end (delta: -18.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:40:59,102 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 0.15ms. Allocated memory is still 56.6MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.51ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 54.5MB in the beginning and 67.8MB in the end (delta: -13.2MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.13ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 64.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.75ms. Allocated memory is still 96.5MB. Free memory was 64.5MB in the beginning and 62.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.49ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 44.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 102.41ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 62.7MB in the end (delta: -18.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:40:59,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee7cf21b-6760-4c79-abad-92f654e66d28/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