./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_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_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/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_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/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_e51b7336-8253-408d-9216-bb038225323c/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 5da96c7c95b6637e4369af8f60280dac207775e40a56f4207c6d2a8154635b52 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:52:46,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:52:46,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:52:46,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:52:46,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:52:46,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:52:46,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:52:46,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:52:46,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:52:46,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:52:46,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:52:46,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:52:46,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:52:46,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:52:46,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:52:46,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:52:46,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:52:46,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:52:46,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:52:46,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:52:46,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:52:46,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:52:46,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:52:46,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:52:46,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:52:46,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:52:46,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:52:46,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:52:46,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:52:46,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:52:46,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:52:46,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:52:46,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:52:46,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:52:46,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:52:46,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:52:46,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:52:46,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:52:46,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:52:46,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:52:46,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:52:46,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:52:46,928 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:52:46,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:52:46,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:52:46,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:52:46,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:52:46,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:52:46,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:52:46,930 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:52:46,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:52:46,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:52:46,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:52:46,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:52:46,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:52:46,932 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:52:46,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:52:46,932 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:52:46,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:52:46,932 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:52:46,932 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:52:46,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:46,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:52:46,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:52:46,934 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_e51b7336-8253-408d-9216-bb038225323c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da96c7c95b6637e4369af8f60280dac207775e40a56f4207c6d2a8154635b52 [2022-12-15 01:52:47,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:52:47,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:52:47,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:52:47,142 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:52:47,142 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:52:47,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i [2022-12-15 01:52:49,759 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:52:50,017 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:52:50,018 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i [2022-12-15 01:52:50,031 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/0b267a211/5ab384c40cd541bb923d66a379205c96/FLAG676dd6bca [2022-12-15 01:52:50,041 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/0b267a211/5ab384c40cd541bb923d66a379205c96 [2022-12-15 01:52:50,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:52:50,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:52:50,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:50,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:52:50,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:52:50,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66862e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50, skipping insertion in model container [2022-12-15 01:52:50,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:52:50,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:52:50,318 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:52:50,620 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:52:50,624 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:50,626 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:50,628 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:50,628 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:50,645 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:52:50,647 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:52:50,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:50,657 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:52:50,670 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:52:50,703 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:52:50,704 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:50,705 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:50,707 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:50,707 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:50,710 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:52:50,712 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:52:50,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:50,804 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:52:50,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50 WrapperNode [2022-12-15 01:52:50,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:50,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:50,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:52:50,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:52:50,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,849 INFO L138 Inliner]: procedures = 501, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2022-12-15 01:52:50,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:50,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:52:50,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:52:50,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:52:50,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,866 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:52:50,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:52:50,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:52:50,870 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:52:50,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:50" (1/1) ... [2022-12-15 01:52:50,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:50,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:52:50,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:52:50,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:52:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 01:52:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:52:50,928 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:52:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:52:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:52:51,031 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:52:51,033 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:52:51,149 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:52:51,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:52:51,185 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:52:51,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:52:51 BoogieIcfgContainer [2022-12-15 01:52:51,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:52:51,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:52:51,188 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:52:51,197 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:52:51,197 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:52:51" (1/1) ... [2022-12-15 01:52:51,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:52:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:52:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-15 01:52:51,250 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-15 01:52:51,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:52:51,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:52:51,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:52:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:52:51,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 01:52:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:52:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:52:51,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 01:52:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 01:52:51,474 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-12-15 01:52:51,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:52:51 ImpRootNode [2022-12-15 01:52:51,496 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:52:51,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:52:51,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:52:51,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:52:51,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:52:51" (3/4) ... [2022-12-15 01:52:51,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 01:52:51,500 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:52:51,500 INFO L158 Benchmark]: Toolchain (without parser) took 1455.53ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 76.2MB in the beginning and 80.2MB in the end (delta: -4.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,501 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:52:51,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.62ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 76.2MB in the beginning and 72.4MB in the end (delta: 3.8MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.63ms. Allocated memory is still 136.3MB. Free memory was 72.4MB in the beginning and 69.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,502 INFO L158 Benchmark]: Boogie Preprocessor took 19.16ms. Allocated memory is still 136.3MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,502 INFO L158 Benchmark]: RCFGBuilder took 317.82ms. Allocated memory is still 136.3MB. Free memory was 68.2MB in the beginning and 98.1MB in the end (delta: -29.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,503 INFO L158 Benchmark]: CodeCheck took 308.24ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 81.2MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:52:51,503 INFO L158 Benchmark]: Witness Printer took 3.09ms. Allocated memory is still 136.3MB. Free memory was 81.2MB in the beginning and 80.2MB in the end (delta: 987.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:52:51,506 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557. 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); [L1569] 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) [L1569] RET printLine("Calling bad()...") VAL [\old(argc)=20, argc=20, argv={19:18}, argv={19:18}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE191_Integer_Underflow__int_fgets_predec_51_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1555] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] data = atoi(inputBuffer) [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] CALL CWE191_Integer_Underflow__int_fgets_predec_51b_badSink(data) [L1577] --data VAL [\old(data)=-2147483648, data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.62ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 76.2MB in the beginning and 72.4MB in the end (delta: 3.8MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.63ms. Allocated memory is still 136.3MB. Free memory was 72.4MB in the beginning and 69.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.16ms. Allocated memory is still 136.3MB. Free memory was 69.6MB in the beginning and 68.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.82ms. Allocated memory is still 136.3MB. Free memory was 68.2MB in the beginning and 98.1MB in the end (delta: -29.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * CodeCheck took 308.24ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 81.2MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.09ms. Allocated memory is still 136.3MB. Free memory was 81.2MB in the beginning and 80.2MB in the end (delta: 987.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 01:52:51,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/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_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/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_e51b7336-8253-408d-9216-bb038225323c/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 5da96c7c95b6637e4369af8f60280dac207775e40a56f4207c6d2a8154635b52 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:52:53,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:52:53,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:52:53,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:52:53,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:52:53,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:52:53,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:52:53,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:52:53,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:52:53,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:52:53,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:52:53,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:52:53,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:52:53,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:52:53,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:52:53,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:52:53,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:52:53,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:52:53,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:52:53,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:52:53,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:52:53,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:52:53,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:52:53,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:52:53,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:52:53,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:52:53,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:52:53,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:52:53,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:52:53,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:52:53,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:52:53,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:52:53,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:52:53,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:52:53,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:52:53,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:52:53,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:52:53,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:52:53,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:52:53,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:52:53,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:52:53,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-15 01:52:53,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:52:53,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:52:53,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:52:53,334 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:52:53,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:52:53,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:52:53,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:52:53,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:52:53,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:52:53,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:52:53,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:52:53,337 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:52:53,337 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:52:53,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:52:53,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:53,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:52:53,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:52:53,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:52:53,337 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 01:52:53,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 01:52:53,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:52:53,338 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 01:52:53,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 01:52:53,343 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_e51b7336-8253-408d-9216-bb038225323c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da96c7c95b6637e4369af8f60280dac207775e40a56f4207c6d2a8154635b52 [2022-12-15 01:52:53,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:52:53,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:52:53,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:52:53,596 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:52:53,596 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:52:53,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i [2022-12-15 01:52:56,120 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:52:56,371 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:52:56,371 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_51_bad.i [2022-12-15 01:52:56,384 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/3cc72acb6/31f5ea8412b44cd79abee09c36cff6bf/FLAG6fac5fd56 [2022-12-15 01:52:56,395 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/data/3cc72acb6/31f5ea8412b44cd79abee09c36cff6bf [2022-12-15 01:52:56,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:52:56,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:52:56,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:56,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:52:56,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:52:56,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:56" (1/1) ... [2022-12-15 01:52:56,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fabdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:56, skipping insertion in model container [2022-12-15 01:52:56,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:52:56" (1/1) ... [2022-12-15 01:52:56,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:52:56,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:52:56,669 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:52:56,983 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:52:56,987 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:56,988 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:56,990 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:56,991 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:57,008 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:52:57,011 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:52:57,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:57,026 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:52:57,044 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:52:57,094 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:52:57,096 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:57,097 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:52:57,099 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:57,100 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:52:57,104 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 01:52:57,106 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:52:57,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:52:57,210 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:52:57,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57 WrapperNode [2022-12-15 01:52:57,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:52:57,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:57,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:52:57,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:52:57,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,262 INFO L138 Inliner]: procedures = 506, calls = 63, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2022-12-15 01:52:57,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:52:57,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:52:57,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:52:57,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:52:57,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:52:57,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:52:57,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:52:57,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:52:57,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:52:57,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:52:57,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:52:57,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:52:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 01:52:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:52:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:52:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:52:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 01:52:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:52:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:52:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:52:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:52:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:52:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-15 01:52:57,481 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:52:57,486 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:52:57,607 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:52:57,641 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:52:57,641 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:52:57,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:52:57 BoogieIcfgContainer [2022-12-15 01:52:57,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:52:57,644 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:52:57,644 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:52:57,653 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:52:57,653 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:52:57" (1/1) ... [2022-12-15 01:52:57,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:52:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:52:57,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-15 01:52:57,704 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-15 01:52:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:52:57,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:52:57,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:52:57,745 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 01:52:57,749 INFO L158 Benchmark]: Toolchain (without parser) took 1349.78ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.5MB in the beginning and 45.9MB in the end (delta: 2.6MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,749 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:52:57,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.98ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.3MB in the beginning and 52.8MB in the end (delta: -4.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.53ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 49.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,751 INFO L158 Benchmark]: Boogie Preprocessor took 30.55ms. Allocated memory is still 88.1MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,752 INFO L158 Benchmark]: RCFGBuilder took 348.79ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 52.2MB in the end (delta: -4.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,752 INFO L158 Benchmark]: CodeCheck took 103.37ms. Allocated memory is still 88.1MB. Free memory was 52.2MB in the beginning and 45.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 01:52:57,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.98ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 48.3MB in the beginning and 52.8MB in the end (delta: -4.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.53ms. Allocated memory is still 88.1MB. Free memory was 52.8MB in the beginning and 49.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.55ms. Allocated memory is still 88.1MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.79ms. Allocated memory is still 88.1MB. Free memory was 47.8MB in the beginning and 52.2MB in the end (delta: -4.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 103.37ms. Allocated memory is still 88.1MB. Free memory was 52.2MB in the beginning and 45.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 01:52:57,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51b7336-8253-408d-9216-bb038225323c/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