./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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 9669eaa504993e58400e39aa486d7137654633921a41df1436ba4312e9969738 --- 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 02:54:41,233 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:54:41,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:54:41,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:54:41,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:54:41,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:54:41,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:54:41,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:54:41,260 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:54:41,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:54:41,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:54:41,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:54:41,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:54:41,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:54:41,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:54:41,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:54:41,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:54:41,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:54:41,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:54:41,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:54:41,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:54:41,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:54:41,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:54:41,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:54:41,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:54:41,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:54:41,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:54:41,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:54:41,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:54:41,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:54:41,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:54:41,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:54:41,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:54:41,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:54:41,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:54:41,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:54:41,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:54:41,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:54:41,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:54:41,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:54:41,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:54:41,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:54:41,308 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:54:41,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:54:41,309 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:54:41,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:54:41,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:54:41,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:54:41,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:54:41,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:54:41,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:54:41,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:54:41,311 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:54:41,311 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:54:41,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:54:41,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:54:41,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:54:41,313 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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9669eaa504993e58400e39aa486d7137654633921a41df1436ba4312e9969738 [2022-12-15 02:54:41,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:54:41,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:54:41,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:54:41,511 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:54:41,511 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:54:41,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i [2022-12-15 02:54:44,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:54:44,341 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:54:44,341 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i [2022-12-15 02:54:44,358 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/3cab04270/82e42fdca2894da4ad72cd944250af04/FLAG21a1d9bb7 [2022-12-15 02:54:44,665 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/3cab04270/82e42fdca2894da4ad72cd944250af04 [2022-12-15 02:54:44,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:54:44,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:54:44,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:54:44,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:54:44,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:54:44,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:54:44" (1/1) ... [2022-12-15 02:54:44,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9d71e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:44, skipping insertion in model container [2022-12-15 02:54:44,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:54:44" (1/1) ... [2022-12-15 02:54:44,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:54:44,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:54:44,949 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:54:45,247 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:54:45,251 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:45,253 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:45,254 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:45,255 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:45,273 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:54:45,278 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:54:45,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:54:45,288 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:54:45,302 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:54:45,332 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:54:45,333 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:45,334 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:45,335 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:45,336 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:45,339 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:54:45,341 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:54:45,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:54:45,441 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:54:45,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45 WrapperNode [2022-12-15 02:54:45,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:54:45,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:54:45,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:54:45,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:54:45,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,488 INFO L138 Inliner]: procedures = 500, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2022-12-15 02:54:45,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:54:45,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:54:45,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:54:45,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:54:45,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,503 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:54:45,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:54:45,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:54:45,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:54:45,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:54:45,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:54:45,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:54:45,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:54:45,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-15 02:54:45,558 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:54:45,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 02:54:45,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:54:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:54:45,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:54:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:54:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:54:45,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:54:45,666 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:54:45,668 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:54:45,778 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:54:45,798 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:54:45,799 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:54:45,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:54:45 BoogieIcfgContainer [2022-12-15 02:54:45,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:54:45,801 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:54:45,801 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:54:45,808 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:54:45,809 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:54:45" (1/1) ... [2022-12-15 02:54:45,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:54:45,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-12-15 02:54:45,855 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-15 02:54:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:54:45,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:45,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:54:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:46,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-12-15 02:54:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-12-15 02:54:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:54:46,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:46,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:54:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-15 02:54:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 02:54:46,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:54:46,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:46,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:54:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:54:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 02:54:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 02:54:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:54:46,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:46,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:54:46,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:54:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:54:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:54:46,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:54:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:54:46,409 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-12-15 02:54:46,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:54:46 ImpRootNode [2022-12-15 02:54:46,441 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:54:46,441 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:54:46,441 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:54:46,442 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:54:46,442 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:54:45" (3/4) ... [2022-12-15 02:54:46,445 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-15 02:54:46,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:54:46,446 INFO L158 Benchmark]: Toolchain (without parser) took 1771.54ms. Allocated memory was 178.3MB in the beginning and 270.5MB in the end (delta: 92.3MB). Free memory was 145.4MB in the beginning and 233.0MB in the end (delta: -87.6MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-12-15 02:54:46,447 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 178.3MB. Free memory is still 133.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:54:46,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 764.12ms. Allocated memory is still 178.3MB. Free memory was 145.0MB in the beginning and 140.5MB in the end (delta: 4.4MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-12-15 02:54:46,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.96ms. Allocated memory is still 178.3MB. Free memory was 140.5MB in the beginning and 137.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:54:46,448 INFO L158 Benchmark]: Boogie Preprocessor took 16.62ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 136.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:54:46,449 INFO L158 Benchmark]: RCFGBuilder took 294.37ms. Allocated memory is still 178.3MB. Free memory was 136.3MB in the beginning and 120.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:54:46,449 INFO L158 Benchmark]: CodeCheck took 639.66ms. Allocated memory was 178.3MB in the beginning and 270.5MB in the end (delta: 92.3MB). Free memory was 120.1MB in the beginning and 233.0MB in the end (delta: -112.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:54:46,450 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 270.5MB. Free memory is still 233.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:54:46,452 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, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 134 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 127 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 41 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 61 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 86 mSDtfsCounter, 61 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 344 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, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 103 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: 1573]: 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); [L1593] 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) [L1593] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1594] CALL CWE191_Integer_Underflow__int_fgets_sub_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=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] 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=-2147483648, 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() [L1573] data - 1 VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 178.3MB. Free memory is still 133.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 764.12ms. Allocated memory is still 178.3MB. Free memory was 145.0MB in the beginning and 140.5MB in the end (delta: 4.4MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.96ms. Allocated memory is still 178.3MB. Free memory was 140.5MB in the beginning and 137.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.62ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 136.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 294.37ms. Allocated memory is still 178.3MB. Free memory was 136.3MB in the beginning and 120.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 639.66ms. Allocated memory was 178.3MB in the beginning and 270.5MB in the end (delta: 92.3MB). Free memory was 120.1MB in the beginning and 233.0MB in the end (delta: -112.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 270.5MB. Free memory is still 233.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-15 02:54:46,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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 9669eaa504993e58400e39aa486d7137654633921a41df1436ba4312e9969738 --- 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 02:54:47,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:54:47,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:54:47,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:54:47,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:54:47,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:54:47,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:54:47,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:54:47,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:54:47,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:54:47,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:54:47,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:54:47,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:54:47,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:54:47,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:54:47,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:54:47,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:54:47,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:54:47,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:54:47,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:54:47,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:54:47,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:54:47,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:54:47,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:54:47,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:54:47,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:54:47,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:54:47,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:54:47,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:54:47,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:54:47,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:54:47,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:54:47,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:54:47,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:54:47,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:54:47,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:54:47,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:54:47,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:54:47,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:54:47,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:54:47,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:54:47,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-12-15 02:54:47,978 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:54:47,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:54:47,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:54:47,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:54:47,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:54:47,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:54:47,980 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:54:47,981 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:54:47,981 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:54:47,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:54:47,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:54:47,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:54:47,983 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:54:47,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:54:47,983 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_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9669eaa504993e58400e39aa486d7137654633921a41df1436ba4312e9969738 [2022-12-15 02:54:48,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:54:48,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:54:48,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:54:48,228 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:54:48,228 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:54:48,229 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i [2022-12-15 02:54:50,826 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:54:51,094 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:54:51,094 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_12_bad.i [2022-12-15 02:54:51,114 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/908a2afbd/40b023dabd424bb6a69f9310b42636a2/FLAGdddf96915 [2022-12-15 02:54:51,381 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/data/908a2afbd/40b023dabd424bb6a69f9310b42636a2 [2022-12-15 02:54:51,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:54:51,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:54:51,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:54:51,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:54:51,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:54:51,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:54:51" (1/1) ... [2022-12-15 02:54:51,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a4afd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:51, skipping insertion in model container [2022-12-15 02:54:51,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:54:51" (1/1) ... [2022-12-15 02:54:51,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:54:51,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:54:51,671 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:54:51,987 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:54:51,991 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:51,992 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:51,994 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:51,994 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:52,010 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:54:52,016 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:54:52,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:54:52,051 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:54:52,072 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:54:52,105 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:54:52,106 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:52,107 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:54:52,108 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:52,109 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:54:52,111 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:54:52,113 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:54:52,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:54:52,202 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:54:52,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52 WrapperNode [2022-12-15 02:54:52,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:54:52,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:54:52,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:54:52,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:54:52,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,244 INFO L138 Inliner]: procedures = 505, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2022-12-15 02:54:52,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:54:52,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:54:52,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:54:52,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:54:52,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,269 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:54:52,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:54:52,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:54:52,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:54:52,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:54:52,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:54:52,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:54:52,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:54:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 02:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-15 02:54:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-15 02:54:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:54:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:54:52,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:54:52,328 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:54:52,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-15 02:54:52,443 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:54:52,444 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:54:52,571 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:54:52,602 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:54:52,603 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:54:52,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:54:52 BoogieIcfgContainer [2022-12-15 02:54:52,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:54:52,606 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:54:52,606 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:54:52,616 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:54:52,616 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:54:52" (1/1) ... [2022-12-15 02:54:52,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:54:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:54:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-12-15 02:54:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-15 02:54:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:54:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:54:52,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:54:52,709 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 02:54:52,711 INFO L158 Benchmark]: Toolchain (without parser) took 1326.92ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 45.0MB in the end (delta: 5.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-12-15 02:54:52,712 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:54:52,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.05ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 30.5MB in the end (delta: 19.9MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-12-15 02:54:52,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.48ms. Allocated memory is still 75.5MB. Free memory was 30.5MB in the beginning and 49.9MB in the end (delta: -19.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-12-15 02:54:52,713 INFO L158 Benchmark]: Boogie Preprocessor took 29.68ms. Allocated memory is still 75.5MB. 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 02:54:52,714 INFO L158 Benchmark]: RCFGBuilder took 330.03ms. Allocated memory is still 75.5MB. Free memory was 47.8MB in the beginning and 29.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:54:52,714 INFO L158 Benchmark]: CodeCheck took 104.21ms. Allocated memory is still 75.5MB. Free memory was 29.4MB in the beginning and 45.0MB in the end (delta: -15.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:54:52,716 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 60.8MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.05ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 30.5MB in the end (delta: 19.9MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.48ms. Allocated memory is still 75.5MB. Free memory was 30.5MB in the beginning and 49.9MB in the end (delta: -19.3MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.68ms. Allocated memory is still 75.5MB. 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 330.03ms. Allocated memory is still 75.5MB. Free memory was 47.8MB in the beginning and 29.4MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 104.21ms. Allocated memory is still 75.5MB. Free memory was 29.4MB in the beginning and 45.0MB in the end (delta: -15.6MB). 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 02:54:52,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279a6e14-10fd-44c0-adaf-70c1cd76ebdf/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