./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_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_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/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_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/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_4dd7f437-030f-4941-bf2d-442f9293f405/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 4933d330328978fc58c1272b24df667abac2c29781773cc70881e558eb792494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:28,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:28,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:53:28,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:28,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:28,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:28,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:28,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:28,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:28,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:28,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:28,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:28,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:28,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:28,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:28,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:28,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:28,122 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:28,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:28,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:28,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:28,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:28,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:28,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:28,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:28,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:28,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:28,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:28,130 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:28,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:28,131 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:28,131 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_4dd7f437-030f-4941-bf2d-442f9293f405/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4933d330328978fc58c1272b24df667abac2c29781773cc70881e558eb792494 [2023-11-11 23:53:28,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:28,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:28,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:28,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:28,475 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:28,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i [2023-11-11 23:53:31,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:32,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:32,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i [2023-11-11 23:53:32,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/caa0096b3/e732f6c3f8b74f3083b0296a661ef1ac/FLAGa2f8021fb [2023-11-11 23:53:32,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/caa0096b3/e732f6c3f8b74f3083b0296a661ef1ac [2023-11-11 23:53:32,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:32,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:32,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:32,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:32,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:32,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:32" (1/1) ... [2023-11-11 23:53:32,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c766ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:32, skipping insertion in model container [2023-11-11 23:53:32,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:32" (1/1) ... [2023-11-11 23:53:32,516 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:33,077 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:33,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:33,762 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:33,789 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:33,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:34,042 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,042 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,043 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,043 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,043 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,043 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:34,053 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:34,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34 WrapperNode [2023-11-11 23:53:34,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:34,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:34,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:34,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:34,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,125 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-11 23:53:34,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:34,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:34,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:34,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:34,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:34,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:34,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:34,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:34,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:34,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:34,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:34,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:34,267 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:53:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:53:34,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:53:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:53:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:53:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:34,438 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:34,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:34,584 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:34,630 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:34,631 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:34,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:34 BoogieIcfgContainer [2023-11-11 23:53:34,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:34,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:34,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:34,648 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:34,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:34" (1/1) ... [2023-11-11 23:53:34,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:53:34,723 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:53:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:34,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:34,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:35,192 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 23:53:35,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:53:35,297 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:53:35,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:35,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:35,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:53:35,364 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:53:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:53:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:53:35,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:53:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:53:35,576 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:53:35,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:53:35 ImpRootNode [2023-11-11 23:53:35,632 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:53:35,633 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:53:35,633 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:53:35,634 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:53:35,634 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:34" (3/4) ... [2023-11-11 23:53:35,639 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:53:35,640 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:53:35,642 INFO L158 Benchmark]: Toolchain (without parser) took 3226.64ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 97.8MB in the beginning and 157.7MB in the end (delta: -59.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,642 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:35,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1636.84ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 97.8MB in the beginning and 145.3MB in the end (delta: -47.5MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.11ms. Allocated memory is still 195.0MB. Free memory was 145.3MB in the beginning and 142.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,646 INFO L158 Benchmark]: Boogie Preprocessor took 43.54ms. Allocated memory is still 195.0MB. Free memory was 142.2MB in the beginning and 141.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,647 INFO L158 Benchmark]: RCFGBuilder took 463.53ms. Allocated memory is still 195.0MB. Free memory was 141.1MB in the beginning and 125.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,653 INFO L158 Benchmark]: CodeCheck took 996.91ms. Allocated memory is still 195.0MB. Free memory was 125.5MB in the beginning and 157.7MB in the end (delta: -32.2MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-11 23:53:35,654 INFO L158 Benchmark]: Witness Printer took 7.07ms. Allocated memory is still 195.0MB. Free memory is still 157.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:35,662 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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: 1585]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1560. 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); [L1548] int CWE190_Integer_Overflow__int_fgets_preinc_68_badData; [L1549] int CWE190_Integer_Overflow__int_fgets_preinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_fgets_preinc_68_goodB2GData; [L1573] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_68_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodG2BData=0, 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) [L1573] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_68_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=28, argc=28, argv={29:27}, argv={29:27}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] CALL CWE190_Integer_Overflow__int_fgets_preinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1558] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1560] EXPR data = atoi(inputBuffer) [L1557] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556-L1566] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1567] CWE190_Integer_Overflow__int_fgets_preinc_68_badData = data [L1568] CALL CWE190_Integer_Overflow__int_fgets_preinc_68b_badSink() [L1583] int data = CWE190_Integer_Overflow__int_fgets_preinc_68_badData; VAL [CWE190_Integer_Overflow__int_fgets_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1585] ++data VAL [CWE190_Integer_Overflow__int_fgets_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, 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 0.32ms. Allocated memory is still 107.0MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1636.84ms. Allocated memory was 132.1MB in the beginning and 195.0MB in the end (delta: 62.9MB). Free memory was 97.8MB in the beginning and 145.3MB in the end (delta: -47.5MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.11ms. Allocated memory is still 195.0MB. Free memory was 145.3MB in the beginning and 142.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.54ms. Allocated memory is still 195.0MB. Free memory was 142.2MB in the beginning and 141.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.53ms. Allocated memory is still 195.0MB. Free memory was 141.1MB in the beginning and 125.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 996.91ms. Allocated memory is still 195.0MB. Free memory was 125.5MB in the beginning and 157.7MB in the end (delta: -32.2MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Witness Printer took 7.07ms. Allocated memory is still 195.0MB. Free memory is still 157.7MB. 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 23:53:35,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/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_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/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_4dd7f437-030f-4941-bf2d-442f9293f405/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 4933d330328978fc58c1272b24df667abac2c29781773cc70881e558eb792494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:38,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:38,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:53:38,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:38,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:38,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:38,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:38,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:38,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:38,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:38,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:38,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:38,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:38,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:38,651 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:53:38,651 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:53:38,652 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:38,652 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:53:38,653 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:38,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:38,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:38,655 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:38,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:38,656 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:53:38,657 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:38,657 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:38,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:38,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:38,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:38,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:38,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:38,661 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:53:38,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:38,661 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:38,662 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:53:38,662 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:38,662 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_4dd7f437-030f-4941-bf2d-442f9293f405/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4933d330328978fc58c1272b24df667abac2c29781773cc70881e558eb792494 [2023-11-11 23:53:39,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:39,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:39,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:39,132 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:39,133 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:39,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i [2023-11-11 23:53:42,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:42,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:42,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_68_bad.i [2023-11-11 23:53:42,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/f8863a9d2/989721c935a547498de8f77fcf447404/FLAG278508f2e [2023-11-11 23:53:42,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/data/f8863a9d2/989721c935a547498de8f77fcf447404 [2023-11-11 23:53:42,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:42,915 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:42,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:42,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:42,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:42,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:42" (1/1) ... [2023-11-11 23:53:42,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46252742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:42, skipping insertion in model container [2023-11-11 23:53:42,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:42" (1/1) ... [2023-11-11 23:53:42,998 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:43,548 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:44,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:44,245 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:44,286 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:53:44,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:44,555 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,556 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,556 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,556 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,556 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,557 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:53:44,564 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:44,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44 WrapperNode [2023-11-11 23:53:44,565 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:44,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:44,566 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:44,566 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:44,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,637 INFO L138 Inliner]: procedures = 506, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-11 23:53:44,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:44,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:44,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:44,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:44,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:44,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:44,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:44,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:44,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:44,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:44,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:44,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:44,769 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:53:44,769 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:53:44,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:44,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:53:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:53:44,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:53:44,935 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:44,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:45,087 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:45,164 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:45,165 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:53:45,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:45 BoogieIcfgContainer [2023-11-11 23:53:45,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:45,168 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:45,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:45,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:45,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:45" (1/1) ... [2023-11-11 23:53:45,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-11 23:53:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-11 23:53:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:45,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:45,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:53:45,244 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:53:45,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:53:45,310 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 23:53:45,315 INFO L158 Benchmark]: Toolchain (without parser) took 2398.79ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.7MB in the beginning and 49.4MB in the end (delta: 317.1kB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,316 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 77.6MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:45,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1648.33ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.5MB in the beginning and 49.7MB in the end (delta: -190.1kB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.06ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 46.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,318 INFO L158 Benchmark]: Boogie Preprocessor took 58.36ms. Allocated memory is still 100.7MB. Free memory was 46.5MB in the beginning and 72.5MB in the end (delta: -26.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,319 INFO L158 Benchmark]: RCFGBuilder took 470.17ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 55.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,319 INFO L158 Benchmark]: CodeCheck took 145.44ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 49.4MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:53:45,323 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 77.6MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1648.33ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.5MB in the beginning and 49.7MB in the end (delta: -190.1kB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.06ms. Allocated memory is still 100.7MB. Free memory was 49.7MB in the beginning and 46.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.36ms. Allocated memory is still 100.7MB. Free memory was 46.5MB in the beginning and 72.5MB in the end (delta: -26.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 470.17ms. Allocated memory is still 100.7MB. Free memory was 72.5MB in the beginning and 55.3MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 145.44ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 49.4MB in the end (delta: 5.9MB). 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 23:53:45,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:53:45,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd7f437-030f-4941-bf2d-442f9293f405/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