./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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 dddfccd8da9f12f34e194b4a9fc4c4f6991db16bc01a02bc13eca415e127610f --- 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 23:54:25,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:54:25,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:54:25,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:54:25,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:54:25,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:54:25,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:54:25,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:54:25,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:54:25,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:54:25,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:54:25,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:54:25,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:54:25,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:54:25,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:54:25,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:54:25,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:54:25,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:54:25,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:54:25,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:54:25,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:54:25,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:54:25,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:54:25,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:54:25,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:54:25,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:54:25,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:54:25,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:54:25,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:54:25,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:54:25,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:54:25,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:54:25,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:54:25,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:54:25,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:54:25,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:54:25,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:54:25,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:54:25,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:54:25,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:54:25,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:54:25,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:54:25,355 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:54:25,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:54:25,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:54:25,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:54:25,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:54:25,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:54:25,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:54:25,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:54:25,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:54:25,365 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:54:25,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:54:25,365 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:54:25,365 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:54:25,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:54:25,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:25,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:54:25,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:54:25,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:54:25,366 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:54:25,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:54:25,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:54:25,367 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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dddfccd8da9f12f34e194b4a9fc4c4f6991db16bc01a02bc13eca415e127610f [2022-12-14 23:54:25,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:54:25,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:54:25,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:54:25,578 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:54:25,578 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:54:25,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i [2022-12-14 23:54:28,179 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:28,387 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:28,387 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i [2022-12-14 23:54:28,399 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/cb6fd9311/337516cba36e43bea6d4505fcea7e0dc/FLAGa849bbec1 [2022-12-14 23:54:28,409 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/cb6fd9311/337516cba36e43bea6d4505fcea7e0dc [2022-12-14 23:54:28,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:28,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:28,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:28,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:28,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:28,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:28" (1/1) ... [2022-12-14 23:54:28,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220fed5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:28, skipping insertion in model container [2022-12-14 23:54:28,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:28" (1/1) ... [2022-12-14 23:54:28,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:28,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:28,682 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:29,016 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:29,021 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:29,022 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:29,024 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:29,025 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:29,040 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 23:54:29,045 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:29,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:29,054 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:29,067 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:29,099 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:29,100 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:29,101 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:29,102 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:29,103 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:29,106 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 23:54:29,108 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:29,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:29,194 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:29,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29 WrapperNode [2022-12-14 23:54:29,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:29,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:29,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:29,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:29,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,239 INFO L138 Inliner]: procedures = 500, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2022-12-14 23:54:29,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:29,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:29,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:29,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:29,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,260 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:29,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:29,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:29,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:29,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:29,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:29,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:29,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:54:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-14 23:54:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:54:29,323 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 23:54:29,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:29,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:54:29,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:54:29,429 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:29,431 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:29,547 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:29,577 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:29,577 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:54:29,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:29 BoogieIcfgContainer [2022-12-14 23:54:29,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:29,581 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:29,581 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:29,590 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:29,591 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:29" (1/1) ... [2022-12-14 23:54:29,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:54:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 23:54:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 23:54:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:54:29,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:29,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:29,819 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 23:54:29,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:29,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2022-12-14 23:54:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-12-14 23:54:29,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:54:29,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:29,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:29,962 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 23:54:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:29,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2022-12-14 23:54:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-12-14 23:54:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:54:29,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:29,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:30,064 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 23:54:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2022-12-14 23:54:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-14 23:54:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:54:30,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:30,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:30,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:54:30,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:54:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:54:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:54:30,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:54:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:54:30,258 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-12-14 23:54:30,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:54:30 ImpRootNode [2022-12-14 23:54:30,283 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:54:30,283 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:54:30,283 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:54:30,284 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:54:30,284 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:29" (3/4) ... [2022-12-14 23:54:30,286 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 23:54:30,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:54:30,287 INFO L158 Benchmark]: Toolchain (without parser) took 1874.76ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 80.1MB in the end (delta: 21.8MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-12-14 23:54:30,287 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:30,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.44ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 93.9MB in the end (delta: 7.9MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. [2022-12-14 23:54:30,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.93ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:54:30,288 INFO L158 Benchmark]: Boogie Preprocessor took 23.01ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 89.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:30,289 INFO L158 Benchmark]: RCFGBuilder took 315.92ms. Allocated memory is still 144.7MB. Free memory was 89.7MB in the beginning and 73.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:54:30,289 INFO L158 Benchmark]: CodeCheck took 702.31ms. Allocated memory is still 144.7MB. Free memory was 73.6MB in the beginning and 80.1MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:30,289 INFO L158 Benchmark]: Witness Printer took 3.27ms. Allocated memory is still 144.7MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:30,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 144 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39 mSDsluCounter, 114 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86 IncrementalHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 80 mSDtfsCounter, 86 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 372 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 118 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1574]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1597] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={5:0}] [L1414] COND TRUE line != ((void *)0) [L1597] RET printLine("Calling bad()...") VAL [\old(argc)=13, argc=13, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1598] CALL CWE191_Integer_Underflow__int_fgets_multiply_12_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1570] RET globalReturnsTrueOrFalse() VAL [data=-1073741825, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1570] COND TRUE globalReturnsTrueOrFalse() [L1572] 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] [L1574] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.44ms. Allocated memory is still 144.7MB. Free memory was 101.8MB in the beginning and 93.9MB in the end (delta: 7.9MB). Peak memory consumption was 53.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.93ms. Allocated memory is still 144.7MB. Free memory was 93.9MB in the beginning and 91.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.01ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 89.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 315.92ms. Allocated memory is still 144.7MB. Free memory was 89.7MB in the beginning and 73.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 702.31ms. Allocated memory is still 144.7MB. Free memory was 73.6MB in the beginning and 80.1MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.27ms. Allocated memory is still 144.7MB. Free memory is still 80.1MB. 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 23:54:30,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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 dddfccd8da9f12f34e194b4a9fc4c4f6991db16bc01a02bc13eca415e127610f --- 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 23:54:31,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:54:31,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:54:31,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:54:31,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:54:31,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:54:31,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:54:31,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:54:31,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:54:31,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:54:31,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:54:31,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:54:31,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:54:31,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:54:31,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:54:31,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:54:31,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:54:31,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:54:31,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:54:31,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:54:31,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:54:31,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:54:31,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:54:31,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:54:31,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:54:31,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:54:31,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:54:31,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:54:31,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:54:31,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:54:31,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:54:31,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:54:31,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:54:31,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:54:31,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:54:31,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:54:31,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:54:31,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:54:31,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:54:31,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:54:31,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:54:31,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-14 23:54:31,997 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:54:31,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:54:31,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:54:31,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:54:31,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:54:31,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:54:31,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:54:31,999 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:54:32,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:54:32,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:54:32,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:54:32,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:54:32,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:54:32,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:54:32,002 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:54:32,002 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:54:32,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:54:32,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:32,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:54:32,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:54:32,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:54:32,003 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:54:32,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:54:32,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:54:32,004 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:54:32,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:54:32,004 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_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dddfccd8da9f12f34e194b4a9fc4c4f6991db16bc01a02bc13eca415e127610f [2022-12-14 23:54:32,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:54:32,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:54:32,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:54:32,262 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:54:32,262 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:54:32,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i [2022-12-14 23:54:34,758 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:35,010 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:35,010 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_12_bad.i [2022-12-14 23:54:35,025 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/aa6ee3eb0/a80ae8af252e45ebbe657e9707dd5571/FLAG1b932f8f8 [2022-12-14 23:54:35,040 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/data/aa6ee3eb0/a80ae8af252e45ebbe657e9707dd5571 [2022-12-14 23:54:35,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:35,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:35,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:35,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:35,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:35,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@756989da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35, skipping insertion in model container [2022-12-14 23:54:35,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:35,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:35,365 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:35,660 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:35,664 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:35,665 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:35,667 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:35,668 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:35,684 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 23:54:35,691 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:35,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:35,706 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:35,723 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:35,778 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:35,779 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:35,780 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:35,781 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:35,781 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:35,784 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 23:54:35,786 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:35,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:35,868 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:35,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35 WrapperNode [2022-12-14 23:54:35,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:35,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:35,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:35,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:35,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,916 INFO L138 Inliner]: procedures = 505, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-12-14 23:54:35,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:35,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:35,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:35,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:35,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,941 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:35,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:35,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:35,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:35,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:35" (1/1) ... [2022-12-14 23:54:35,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:35,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:35,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:35,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:54:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:54:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 23:54:36,008 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-14 23:54:36,008 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:54:36,009 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:36,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:54:36,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-14 23:54:36,134 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:36,135 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:36,274 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:36,303 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:36,303 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:54:36,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:36 BoogieIcfgContainer [2022-12-14 23:54:36,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:36,307 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:36,307 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:36,317 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:36,318 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:36" (1/1) ... [2022-12-14 23:54:36,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:54:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:36,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-12-14 23:54:36,373 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-14 23:54:36,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:54:36,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:36,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:36,408 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 23:54:36,411 INFO L158 Benchmark]: Toolchain (without parser) took 1366.38ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.6MB in the beginning and 48.3MB in the end (delta: -5.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,412 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:36,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.33ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 55.7MB in the end (delta: -13.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.54ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 52.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,413 INFO L158 Benchmark]: Boogie Preprocessor took 27.20ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,414 INFO L158 Benchmark]: RCFGBuilder took 360.89ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 31.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:54:36,414 INFO L158 Benchmark]: CodeCheck took 103.32ms. Allocated memory is still 81.8MB. Free memory was 31.9MB in the beginning and 48.3MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:36,417 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 0.12ms. Allocated memory is still 54.5MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.33ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 55.7MB in the end (delta: -13.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.54ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 52.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.20ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.89ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 31.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 103.32ms. Allocated memory is still 81.8MB. Free memory was 31.9MB in the beginning and 48.3MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:54:36,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc2b6f6f-ca9a-479b-917a-df0ae2301ee0/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