./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 4761737d1c864680c527da1efdc24c3e2fd5d6a77a87f00b58d8b2880696b1dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:57:12,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:57:12,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:57:12,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:57:12,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:57:12,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:57:12,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:57:12,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:57:12,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:57:12,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:57:12,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:57:12,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:57:12,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:57:12,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:57:12,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:57:12,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:57:12,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:57:12,532 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:57:12,532 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:57:12,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:57:12,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:57:12,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:57:12,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:57:12,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:57:12,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:12,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:57:12,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:57:12,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:57:12,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:57:12,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:57:12,538 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:57:12,539 INFO L153 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_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4761737d1c864680c527da1efdc24c3e2fd5d6a77a87f00b58d8b2880696b1dd [2023-11-11 23:57:12,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:57:12,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:57:12,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:57:12,923 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:57:12,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:57:12,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i [2023-11-11 23:57:16,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:16,527 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:16,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i [2023-11-11 23:57:16,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/c641ee8de/f01dabc0f8524ceaa6a321192b20fd08/FLAG6977cbe76 [2023-11-11 23:57:16,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/c641ee8de/f01dabc0f8524ceaa6a321192b20fd08 [2023-11-11 23:57:16,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:16,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:16,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:16,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:16,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:16,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:16" (1/1) ... [2023-11-11 23:57:16,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b9e693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:16, skipping insertion in model container [2023-11-11 23:57:16,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:16" (1/1) ... [2023-11-11 23:57:16,711 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:17,134 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:57:17,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:17,819 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:17,840 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:57:17,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:18,078 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,079 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,079 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,079 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,080 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,080 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:18,088 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:18,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18 WrapperNode [2023-11-11 23:57:18,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:18,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:18,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:18,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:18,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,188 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2023-11-11 23:57:18,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:18,190 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:18,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:18,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:18,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:18,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:18,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:18,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:18,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:18,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:18,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:18,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:57:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:57:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:57:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:57:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:57:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:57:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:57:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:57:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:57:18,529 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:18,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:18,652 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:18,688 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:18,688 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:57:18,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:18 BoogieIcfgContainer [2023-11-11 23:57:18,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:18,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:18,692 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:18,702 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:18,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:18" (1/1) ... [2023-11-11 23:57:18,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:57:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:57:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:57:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:18,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:19,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:57:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-11 23:57:19,082 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-11 23:57:19,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:57:19,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:19,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:57:19,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:57:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:57:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:57:19,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:57:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:57:19,306 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:57:19,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:57:19 ImpRootNode [2023-11-11 23:57:19,337 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:57:19,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:57:19,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:57:19,338 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:57:19,339 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:18" (3/4) ... [2023-11-11 23:57:19,343 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:57:19,344 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:57:19,345 INFO L158 Benchmark]: Toolchain (without parser) took 2756.98ms. Allocated memory is still 138.4MB. Free memory was 92.2MB in the beginning and 66.2MB in the end (delta: 26.0MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-11 23:57:19,346 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:19,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1499.72ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 64.5MB in the end (delta: 27.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:57:19,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.42ms. Allocated memory is still 138.4MB. Free memory was 64.5MB in the beginning and 61.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:57:19,348 INFO L158 Benchmark]: Boogie Preprocessor took 68.75ms. Allocated memory is still 138.4MB. Free memory was 61.3MB in the beginning and 60.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:19,349 INFO L158 Benchmark]: RCFGBuilder took 431.23ms. Allocated memory is still 138.4MB. Free memory was 60.3MB in the beginning and 93.5MB in the end (delta: -33.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-11 23:57:19,349 INFO L158 Benchmark]: CodeCheck took 645.76ms. Allocated memory is still 138.4MB. Free memory was 93.5MB in the beginning and 66.8MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-11 23:57:19,350 INFO L158 Benchmark]: Witness Printer took 6.66ms. Allocated memory is still 138.4MB. Free memory was 66.8MB in the beginning and 66.2MB in the end (delta: 613.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:19,354 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1552]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1564. 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); [L1576] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1576] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:29}, argv={12:29}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1577] CALL CWE190_Integer_Overflow__int_fgets_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1561] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1562] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1564] EXPR data = atoi(inputBuffer) [L1561] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1560-L1570] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1571] CALL badSink(data) [L1550] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, 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 0.35ms. Allocated memory is still 102.8MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1499.72ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 64.5MB in the end (delta: 27.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.42ms. Allocated memory is still 138.4MB. Free memory was 64.5MB in the beginning and 61.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.75ms. Allocated memory is still 138.4MB. Free memory was 61.3MB in the beginning and 60.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 431.23ms. Allocated memory is still 138.4MB. Free memory was 60.3MB in the beginning and 93.5MB in the end (delta: -33.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * CodeCheck took 645.76ms. Allocated memory is still 138.4MB. Free memory was 93.5MB in the beginning and 66.8MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 6.66ms. Allocated memory is still 138.4MB. Free memory was 66.8MB in the beginning and 66.2MB in the end (delta: 613.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:57:19,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 4761737d1c864680c527da1efdc24c3e2fd5d6a77a87f00b58d8b2880696b1dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:57:22,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:57:22,105 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:57:22,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:57:22,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:57:22,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:57:22,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:57:22,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:57:22,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:57:22,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:57:22,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:57:22,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:57:22,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:57:22,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:57:22,145 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:57:22,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:57:22,146 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:57:22,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:57:22,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:57:22,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:57:22,148 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:57:22,149 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:57:22,149 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:57:22,150 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:57:22,150 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:57:22,151 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:57:22,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:57:22,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:22,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:57:22,153 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:57:22,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:57:22,154 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:57:22,154 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:57:22,155 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:57:22,155 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:57:22,155 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:57:22,157 INFO L153 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_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4761737d1c864680c527da1efdc24c3e2fd5d6a77a87f00b58d8b2880696b1dd [2023-11-11 23:57:22,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:57:22,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:57:22,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:57:22,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:57:22,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:57:22,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i [2023-11-11 23:57:26,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:57:26,518 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:57:26,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_41_bad.i [2023-11-11 23:57:26,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/940f5844a/3dac84b5783f4fd5969a9fd722dff9db/FLAG424e69675 [2023-11-11 23:57:26,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/data/940f5844a/3dac84b5783f4fd5969a9fd722dff9db [2023-11-11 23:57:26,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:57:26,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:57:26,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:26,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:57:26,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:57:26,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:26" (1/1) ... [2023-11-11 23:57:26,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197508af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:26, skipping insertion in model container [2023-11-11 23:57:26,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:57:26" (1/1) ... [2023-11-11 23:57:26,662 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:57:27,176 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:57:27,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:27,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:57:27,873 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:57:27,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:57:28,145 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,145 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,146 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,146 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,146 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,146 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:57:28,155 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:57:28,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28 WrapperNode [2023-11-11 23:57:28,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:57:28,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:28,159 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:57:28,159 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:57:28,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,240 INFO L138 Inliner]: procedures = 506, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 54 [2023-11-11 23:57:28,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:57:28,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:57:28,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:57:28,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:57:28,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:57:28,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:57:28,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:57:28,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:57:28,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:57:28,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:57:28,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:57:28,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:57:28,403 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:57:28,403 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:57:28,403 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:57:28,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:57:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:57:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:57:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:57:28,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:57:28,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:57:28,406 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:57:28,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:57:28,628 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:57:28,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:57:28,802 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:57:28,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:57:28,840 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:57:28,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:28 BoogieIcfgContainer [2023-11-11 23:57:28,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:57:28,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:57:28,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:57:28,870 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:57:28,870 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:57:28" (1/1) ... [2023-11-11 23:57:28,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:57:28,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:28,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:57:28,931 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:57:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:57:28,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:28,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:57:28,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:57:28,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:57:28,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:57:28,980 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) 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:440) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-11 23:57:28,984 INFO L158 Benchmark]: Toolchain (without parser) took 2407.86ms. Allocated memory is still 102.8MB. Free memory was 75.5MB in the beginning and 55.6MB in the end (delta: 19.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,984 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:57:28,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1579.61ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 38.3MB in the end (delta: 36.9MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.26ms. Allocated memory is still 102.8MB. Free memory was 38.3MB in the beginning and 35.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,986 INFO L158 Benchmark]: Boogie Preprocessor took 60.79ms. Allocated memory is still 102.8MB. Free memory was 35.6MB in the beginning and 78.7MB in the end (delta: -43.1MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,988 INFO L158 Benchmark]: RCFGBuilder took 539.79ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 61.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,989 INFO L158 Benchmark]: CodeCheck took 139.44ms. Allocated memory is still 102.8MB. Free memory was 61.4MB in the beginning and 55.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:57:28,992 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode 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 0.66ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1579.61ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 38.3MB in the end (delta: 36.9MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.26ms. Allocated memory is still 102.8MB. Free memory was 38.3MB in the beginning and 35.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.79ms. Allocated memory is still 102.8MB. Free memory was 35.6MB in the beginning and 78.7MB in the end (delta: -43.1MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.79ms. Allocated memory is still 102.8MB. Free memory was 78.7MB in the beginning and 61.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 139.44ms. Allocated memory is still 102.8MB. Free memory was 61.4MB in the beginning and 55.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:57:29,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-11 23:57:29,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3d2af2-5b4a-49f2-8d89-7179259b192a/bin/ukojak-verify-0OAaufAVZV/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 RoundingMode not declared