./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_17_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3 --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 402113d6bd7ef22d6f703ec6ce14c7dc47fd902133449d2309d9cbe9b8ce2bae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:00:51,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:00:52,072 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 03:00:52,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:00:52,079 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:00:52,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:00:52,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:00:52,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:00:52,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:00:52,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:00:52,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:00:52,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:00:52,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:00:52,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:00:52,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:00:52,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:00:52,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:00:52,116 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:00:52,117 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:00:52,117 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:00:52,118 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:00:52,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:00:52,118 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:00:52,118 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:00:52,118 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:00:52,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:00:52,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:00:52,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:00:52,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:00:52,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:00:52,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:00:52,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:00:52,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3 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 -> 402113d6bd7ef22d6f703ec6ce14c7dc47fd902133449d2309d9cbe9b8ce2bae [2024-11-25 03:00:52,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:00:52,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:00:52,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:00:52,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:00:52,452 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:00:52,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_17_bad.i [2024-11-25 03:00:55,542 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/data/3da2a45d1/a6692f0c71254f3cbe22f0a5db921a9f/FLAG71a3f82a1 [2024-11-25 03:00:56,042 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:00:56,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_17_bad.i [2024-11-25 03:00:56,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/data/3da2a45d1/a6692f0c71254f3cbe22f0a5db921a9f/FLAG71a3f82a1 [2024-11-25 03:00:56,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/data/3da2a45d1/a6692f0c71254f3cbe22f0a5db921a9f [2024-11-25 03:00:56,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:00:56,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:00:56,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:00:56,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:00:56,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:00:56,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:00:56" (1/1) ... [2024-11-25 03:00:56,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef2c832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:56, skipping insertion in model container [2024-11-25 03:00:56,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:00:56" (1/1) ... [2024-11-25 03:00:56,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:00:57,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:00:57,078 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:00:57,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:00:57,330 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:00:57,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57 WrapperNode [2024-11-25 03:00:57,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:00:57,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:00:57,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:00:57,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:00:57,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,409 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-25 03:00:57,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:00:57,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:00:57,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:00:57,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:00:57,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,423 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,431 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:00:57,432 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:00:57,432 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:00:57,432 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:00:57,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:00:57,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:00:57,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:00:57,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:00:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 03:00:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 03:00:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:00:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:00:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:00:57,687 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:00:57,690 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:00:57,823 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-25 03:00:57,823 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:00:57,867 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:00:57,867 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 03:00:57,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:00:57 BoogieIcfgContainer [2024-11-25 03:00:57,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:00:57,869 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:00:57,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:00:57,879 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:00:57,879 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:00:57" (1/1) ... [2024-11-25 03:00:57,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:00:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-25 03:00:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-25 03:00:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:00:57,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:57,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:58,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-25 03:00:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-25 03:00:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:00:58,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:58,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:58,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:58,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-25 03:00:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-25 03:00:58,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:00:58,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:58,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:58,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-25 03:00:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-25 03:00:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:00:58,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:58,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:59,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2024-11-25 03:00:59,069 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2024-11-25 03:00:59,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:00:59,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:59,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:00:59,090 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:00:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:00:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:00:59,161 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:00:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:00:59,218 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-25 03:00:59,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:00:59 ImpRootNode [2024-11-25 03:00:59,254 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:00:59,254 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:00:59,254 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:00:59,255 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:00:59,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:00:57" (3/4) ... [2024-11-25 03:00:59,257 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 03:00:59,318 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8. [2024-11-25 03:00:59,377 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:00:59,380 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:00:59,380 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:00:59,380 INFO L158 Benchmark]: Toolchain (without parser) took 3278.12ms. Allocated memory is still 142.6MB. Free memory was 114.2MB in the beginning and 106.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-25 03:00:59,381 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:00:59,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1225.07ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 54.2MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-25 03:00:59,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.32ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 51.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:00:59,382 INFO L158 Benchmark]: Boogie Preprocessor took 20.49ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 50.5MB in the end (delta: 944.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:00:59,382 INFO L158 Benchmark]: RCFGBuilder took 436.09ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 106.0MB in the end (delta: -55.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-25 03:00:59,382 INFO L158 Benchmark]: CodeCheck took 1385.14ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 111.5MB in the end (delta: -5.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2024-11-25 03:00:59,383 INFO L158 Benchmark]: Witness Printer took 125.43ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 106.0MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:00:59,388 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 38 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 38 mSolverCounterUnsat, 20 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 252 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 70 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1560]: integer overflow possible integer overflow possible We found a 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); [L1569] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1569] RET 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] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_postinc_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1553] i++ VAL [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, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 VAL [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, j=0] [L1557] COND TRUE j < 1 [L1560] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1225.07ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 54.2MB in the end (delta: 59.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.32ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 51.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.49ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 50.5MB in the end (delta: 944.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.09ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 106.0MB in the end (delta: -55.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 1385.14ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 111.5MB in the end (delta: -5.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Witness Printer took 125.43ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 106.0MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 03:00:59,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197c29d3-d39b-43a4-a109-34ae9bfdc878/bin/ukojak-verify-ENZ3QT5qd3/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)