./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/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_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/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_4a307c59-648b-4227-a5d2-61a064435523/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 e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:05,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:05,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:05:05,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:05,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:05,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:05,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:05,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:05,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:05,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:05,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:05,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:05,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:05,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:05,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:05,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:05,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:05,645 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:05,646 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:05,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:05,647 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:05,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:05,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:05,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:05,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:05,651 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:05,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:05,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:05,653 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:05,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:05,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:05,655 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_4a307c59-648b-4227-a5d2-61a064435523/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf [2023-11-12 00:05:05,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:06,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:06,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:06,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:06,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:06,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2023-11-12 00:05:09,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:09,768 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:09,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2023-11-12 00:05:09,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/f644012ca/47e87ba50af24479be907bf088670116/FLAG8bfee0d81 [2023-11-12 00:05:09,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/f644012ca/47e87ba50af24479be907bf088670116 [2023-11-12 00:05:09,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:09,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:09,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:09,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:09,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:09,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:09" (1/1) ... [2023-11-12 00:05:09,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464acf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:09, skipping insertion in model container [2023-11-12 00:05:09,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:09" (1/1) ... [2023-11-12 00:05:09,952 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:10,366 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:05:11,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:11,203 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:11,249 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:05:11,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:11,624 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,624 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,625 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,625 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,626 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,626 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:11,636 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:11,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11 WrapperNode [2023-11-12 00:05:11,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:11,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:11,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:11,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:11,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,733 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-11-12 00:05:11,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:11,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:11,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:11,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:11,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:11,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:11,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:11,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:11,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:11" (1/1) ... [2023-11-12 00:05:11,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:11,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:11,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:11,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:05:11,896 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:05:11,897 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:05:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:05:11,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:05:11,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:12,171 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:12,174 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:12,403 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:12,486 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:12,486 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:12,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:12 BoogieIcfgContainer [2023-11-12 00:05:12,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:12,493 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:12,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:12,507 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:12,508 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:12" (1/1) ... [2023-11-12 00:05:12,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:12,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-12 00:05:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-12 00:05:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:12,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:12,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:13,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2023-11-12 00:05:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-12 00:05:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:05:13,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:13,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 26 transitions. [2023-11-12 00:05:13,294 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-12 00:05:13,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:05:13,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:05:13,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:05:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:05:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:05:13,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:05:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:05:13,560 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-12 00:05:13,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:05:13 ImpRootNode [2023-11-12 00:05:13,626 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:05:13,627 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:05:13,627 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:05:13,628 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:05:13,628 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:12" (3/4) ... [2023-11-12 00:05:13,634 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:05:13,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:05:13,637 INFO L158 Benchmark]: Toolchain (without parser) took 3795.05ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 93.5MB in the beginning and 84.9MB in the end (delta: 8.7MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2023-11-12 00:05:13,638 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 138.4MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:13,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1792.72ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 93.2MB in the beginning and 142.5MB in the end (delta: -49.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:13,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.27ms. Allocated memory is still 197.1MB. Free memory was 142.5MB in the beginning and 139.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:05:13,641 INFO L158 Benchmark]: Boogie Preprocessor took 75.71ms. Allocated memory is still 197.1MB. Free memory was 139.3MB in the beginning and 138.3MB in the end (delta: 995.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:13,642 INFO L158 Benchmark]: RCFGBuilder took 679.97ms. Allocated memory is still 197.1MB. Free memory was 137.3MB in the beginning and 122.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:13,643 INFO L158 Benchmark]: CodeCheck took 1132.60ms. Allocated memory is still 197.1MB. Free memory was 122.6MB in the beginning and 84.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:13,643 INFO L158 Benchmark]: Witness Printer took 8.76ms. Allocated memory is still 197.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:13,648 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 38 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 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, 0.3s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1571]: 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] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1580] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1580] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:19}, argv={12:19}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] CALL CWE190_Integer_Overflow__int_fgets_preinc_04_bad() [L1552] int data; [L1553] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] COND TRUE \read(STATIC_CONST_TRUE) [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."); } } VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.38ms. Allocated memory is still 138.4MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1792.72ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 93.2MB in the beginning and 142.5MB in the end (delta: -49.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.27ms. Allocated memory is still 197.1MB. Free memory was 142.5MB in the beginning and 139.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.71ms. Allocated memory is still 197.1MB. Free memory was 139.3MB in the beginning and 138.3MB in the end (delta: 995.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 679.97ms. Allocated memory is still 197.1MB. Free memory was 137.3MB in the beginning and 122.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1132.60ms. Allocated memory is still 197.1MB. Free memory was 122.6MB in the beginning and 84.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 8.76ms. Allocated memory is still 197.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:05:13,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/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_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/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_4a307c59-648b-4227-a5d2-61a064435523/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 e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:16,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:16,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:05:16,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:16,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:16,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:16,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:16,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:16,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:16,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:16,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:16,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:16,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:16,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:16,790 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:16,790 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:16,791 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:16,791 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:16,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:16,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:16,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:16,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:16,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:16,794 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:16,795 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:16,795 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:16,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:16,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:16,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:16,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:16,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:16,799 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:16,799 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:16,799 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:16,800 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:16,800 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:16,800 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_4a307c59-648b-4227-a5d2-61a064435523/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e62c5e7eb5d493a1c3ac9115513423e1d03eaa034e2953130d1baa63fef12fbf [2023-11-12 00:05:17,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:17,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:17,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:17,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:17,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:17,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2023-11-12 00:05:20,751 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:21,327 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:21,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_04_bad.i [2023-11-12 00:05:21,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/1c438239c/d142406f513942358d930405db7b3098/FLAGac54547e7 [2023-11-12 00:05:21,403 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/data/1c438239c/d142406f513942358d930405db7b3098 [2023-11-12 00:05:21,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:21,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:21,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:21,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:21,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:21,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:21" (1/1) ... [2023-11-12 00:05:21,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e36239c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:21, skipping insertion in model container [2023-11-12 00:05:21,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:21" (1/1) ... [2023-11-12 00:05:21,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:22,067 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:05:22,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:22,761 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:22,799 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:05:22,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:23,019 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,019 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,020 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,020 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,020 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,020 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:23,027 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:23,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23 WrapperNode [2023-11-12 00:05:23,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:23,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:23,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:23,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:23,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,150 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-12 00:05:23,151 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:23,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:23,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:23,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:23,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,188 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,216 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:23,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:23,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:23,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:23,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:23,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:23,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:23,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:05:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:05:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:05:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:05:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:05:23,622 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:23,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:23,783 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:23,834 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:23,835 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:23,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:23 BoogieIcfgContainer [2023-11-12 00:05:23,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:23,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:23,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:23,852 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:23,852 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:23,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-12 00:05:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-12 00:05:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:23,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:23,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:23,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:05:23,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:05:23,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:05:24,062 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) [2023-11-12 00:05:24,067 INFO L158 Benchmark]: Toolchain (without parser) took 2654.12ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 42.5MB in the end (delta: 20.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,067 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:24,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1612.64ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 44.9MB in the end (delta: 18.1MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.52ms. Allocated memory is still 90.2MB. Free memory was 44.9MB in the beginning and 41.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,070 INFO L158 Benchmark]: Boogie Preprocessor took 69.59ms. Allocated memory is still 90.2MB. Free memory was 41.5MB in the beginning and 39.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,071 INFO L158 Benchmark]: RCFGBuilder took 615.76ms. Allocated memory is still 90.2MB. Free memory was 39.4MB in the beginning and 48.0MB in the end (delta: -8.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,072 INFO L158 Benchmark]: CodeCheck took 226.16ms. Allocated memory is still 90.2MB. Free memory was 48.0MB in the beginning and 42.5MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:05:24,077 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 0.31ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1612.64ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 44.9MB in the end (delta: 18.1MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.52ms. Allocated memory is still 90.2MB. Free memory was 44.9MB in the beginning and 41.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.59ms. Allocated memory is still 90.2MB. Free memory was 41.5MB in the beginning and 39.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 615.76ms. Allocated memory is still 90.2MB. Free memory was 39.4MB in the beginning and 48.0MB in the end (delta: -8.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * CodeCheck took 226.16ms. Allocated memory is still 90.2MB. Free memory was 48.0MB in the beginning and 42.5MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:24,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:05:24,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a307c59-648b-4227-a5d2-61a064435523/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