./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9 --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 28d18af4afffb9817613c65a7288552a5eb2a05937f8a4ef615b574087926c86 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:33,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:33,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:03:33,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:03:33,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:03:34,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:34,005 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:03:34,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:03:34,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:34,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:34,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:34,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:03:34,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:03:34,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:34,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:03:34,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:34,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:03:34,012 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:03:34,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:03:34,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:03:34,014 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:34,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:34,015 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:34,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:34,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:34,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:34,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:34,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:34,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:03:34,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:03:34,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:03:34,019 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:03:34,020 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_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28d18af4afffb9817613c65a7288552a5eb2a05937f8a4ef615b574087926c86 [2023-12-03 03:03:34,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:34,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:34,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:34,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:34,302 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:34,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i [2023-12-03 03:03:37,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:38,105 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:38,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i [2023-12-03 03:03:38,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/75b15238b/44fb8b435ef4403ab983af8cb61bbe87/FLAGb111a940d [2023-12-03 03:03:38,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/75b15238b/44fb8b435ef4403ab983af8cb61bbe87 [2023-12-03 03:03:38,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:38,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:38,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:38,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:38,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:38,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:38" (1/1) ... [2023-12-03 03:03:38,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2056c18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:38, skipping insertion in model container [2023-12-03 03:03:38,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:38" (1/1) ... [2023-12-03 03:03:38,248 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:40,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:40,066 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:40,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:40,483 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:40,483 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:40,483 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:40,483 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:40,490 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:40,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40 WrapperNode [2023-12-03 03:03:40,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:40,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:40,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:40,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:40,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,567 INFO L138 Inliner]: procedures = 936, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-12-03 03:03:40,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:40,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:40,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:40,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:40,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:40,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:40,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:40,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:40,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:40" (1/1) ... [2023-12-03 03:03:40,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:40,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:40,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:03:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:40,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:03:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:03:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:03:40,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:03:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:40,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:03:40,835 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:40,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:40,967 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:41,023 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:41,023 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:03:41,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:41 BoogieIcfgContainer [2023-12-03 03:03:41,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:41,026 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:41,026 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:41,039 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:41,039 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:41" (1/1) ... [2023-12-03 03:03:41,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:03:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 03:03:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 03:03:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:03:41,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:41,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:41,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:03:41,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:41,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-03 03:03:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:03:41,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-12-03 03:03:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-12-03 03:03:41,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:03:41,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:41,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:41,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:03:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:03:41,643 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 03:03:41,670 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet187 [2023-12-03 03:03:41,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated [2023-12-03 03:03:41,674 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated [2023-12-03 03:03:41,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated [2023-12-03 03:03:41,675 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated [2023-12-03 03:03:41,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:03:41 ImpRootNode [2023-12-03 03:03:41,680 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:03:41,681 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:03:41,681 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:03:41,681 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:03:41,682 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:41" (3/4) ... [2023-12-03 03:03:41,684 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:03:41,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:03:41,686 INFO L158 Benchmark]: Toolchain (without parser) took 3522.70ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 105.3MB in the beginning and 124.8MB in the end (delta: -19.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2023-12-03 03:03:41,687 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 144.7MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:41,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2326.06ms. Allocated memory is still 144.7MB. Free memory was 105.3MB in the beginning and 77.1MB in the end (delta: 28.2MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2023-12-03 03:03:41,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.21ms. Allocated memory is still 144.7MB. Free memory was 77.1MB in the beginning and 73.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:03:41,689 INFO L158 Benchmark]: Boogie Preprocessor took 32.00ms. Allocated memory is still 144.7MB. Free memory was 73.0MB in the beginning and 72.1MB in the end (delta: 864.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:41,690 INFO L158 Benchmark]: RCFGBuilder took 424.23ms. Allocated memory is still 144.7MB. Free memory was 71.7MB in the beginning and 56.2MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:03:41,691 INFO L158 Benchmark]: CodeCheck took 653.94ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 56.2MB in the beginning and 124.8MB in the end (delta: -68.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:41,691 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 182.5MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:41,695 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, 14 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 3 NumberOfNonLiveVariables, 104 ConjunctsInSsa, 5 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: 1843]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1851. 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); [L1851] 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={2:0}] [L1414] COND TRUE line != ((void *)0) [L1851] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1852] CALL CWE190_Integer_Overflow__int_fscanf_square_03_bad() [L1834] int data; [L1835] data = 0 [L1843] EXPR \read(data) [L1843] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={4:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1843] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={4:0}, 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 0.24ms. Allocated memory is still 144.7MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2326.06ms. Allocated memory is still 144.7MB. Free memory was 105.3MB in the beginning and 77.1MB in the end (delta: 28.2MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.21ms. Allocated memory is still 144.7MB. Free memory was 77.1MB in the beginning and 73.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.00ms. Allocated memory is still 144.7MB. Free memory was 73.0MB in the beginning and 72.1MB in the end (delta: 864.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 424.23ms. Allocated memory is still 144.7MB. Free memory was 71.7MB in the beginning and 56.2MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 653.94ms. Allocated memory was 144.7MB in the beginning and 182.5MB in the end (delta: 37.7MB). Free memory was 56.2MB in the beginning and 124.8MB in the end (delta: -68.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 182.5MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet187 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem184 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem185 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:03:41,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/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_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9 --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 28d18af4afffb9817613c65a7288552a5eb2a05937f8a4ef615b574087926c86 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:43,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:43,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:03:43,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:43,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:03:43,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:03:43,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:43,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:43,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:43,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:03:43,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:43,974 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:03:43,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:43,975 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:03:43,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:03:43,976 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:03:43,977 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:03:43,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:03:43,978 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:03:43,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:03:43,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:43,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:43,981 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:43,981 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:43,982 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:43,982 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:43,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:43,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:43,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:43,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:43,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:03:43,986 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:03:43,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:43,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:03:43,987 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:03:43,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:43,987 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_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28d18af4afffb9817613c65a7288552a5eb2a05937f8a4ef615b574087926c86 [2023-12-03 03:03:44,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:44,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:44,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:44,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:44,385 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:44,387 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i [2023-12-03 03:03:47,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:48,089 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:48,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_03_bad.i [2023-12-03 03:03:48,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/db5871edd/4ef7c78cb2244433ba154a8e350fe50f/FLAGaf59ea6e6 [2023-12-03 03:03:48,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/data/db5871edd/4ef7c78cb2244433ba154a8e350fe50f [2023-12-03 03:03:48,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:48,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:48,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:48,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:48,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:48,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:48" (1/1) ... [2023-12-03 03:03:48,150 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2563ed6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:48, skipping insertion in model container [2023-12-03 03:03:48,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:48" (1/1) ... [2023-12-03 03:03:48,243 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:50,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:50,121 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:50,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:50,479 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:50,480 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:50,480 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:50,480 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:50,487 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:50,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50 WrapperNode [2023-12-03 03:03:50,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:50,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:50,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:50,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:50,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,578 INFO L138 Inliner]: procedures = 941, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2023-12-03 03:03:50,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:50,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:50,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:50,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:50,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:50,622 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:50,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:50,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:50,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:50" (1/1) ... [2023-12-03 03:03:50,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:50,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:50,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:50,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:03:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:03:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:03:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:03:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:03:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:03:50,865 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:50,868 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:51,515 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:51,573 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:51,574 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:03:51,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:51 BoogieIcfgContainer [2023-12-03 03:03:51,576 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:51,577 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:51,577 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:51,589 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:51,590 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:51" (1/1) ... [2023-12-03 03:03:51,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:03:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:51,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 03:03:51,669 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 03:03:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:03:51,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:51,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:51,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:03:51,677 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:03:51,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1ed0e1f-21a9-4c1e-a231-0ad82ccaf931/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process