./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_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_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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_40fcf55b-e852-402e-b631-8db47d4458b9/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 cdf86128b3be2af55c0e288da4497c68852881884c8103e28fbbb3069fbc1604 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:55,558 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:55,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:40:55,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:55,686 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:55,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:55,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:55,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:55,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:55,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:55,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:55,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:55,733 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:55,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:55,735 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:55,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:55,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:55,736 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:55,737 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:55,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:55,738 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:55,739 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:55,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:55,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:55,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:55,741 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:55,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:55,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:55,742 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:55,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:55,744 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:55,745 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_40fcf55b-e852-402e-b631-8db47d4458b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdf86128b3be2af55c0e288da4497c68852881884c8103e28fbbb3069fbc1604 [2023-11-11 23:40:56,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:56,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:56,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:56,093 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:56,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:56,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i [2023-11-11 23:40:59,191 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:59,666 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:59,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i [2023-11-11 23:40:59,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/ccdf94c55/0ed1fc1da10d489c9ea97798d3dc73f2/FLAGe2bf75c0a [2023-11-11 23:40:59,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/ccdf94c55/0ed1fc1da10d489c9ea97798d3dc73f2 [2023-11-11 23:40:59,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:59,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:59,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:59,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:59,746 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:59,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:59" (1/1) ... [2023-11-11 23:40:59,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1123f22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:59, skipping insertion in model container [2023-11-11 23:40:59,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:59" (1/1) ... [2023-11-11 23:40:59,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:00,249 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:00,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:00,914 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:00,953 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:01,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:01,225 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,225 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,226 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,226 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,226 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,226 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:01,234 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:01,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01 WrapperNode [2023-11-11 23:41:01,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:01,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:01,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:01,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:01,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,331 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-11 23:41:01,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:01,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:01,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:01,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:01,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:01,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:01,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:01,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:01,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:01,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:01,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:01,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:01,473 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:41:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:41:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:41:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:01,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:41:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:01,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:41:01,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:41:01,652 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:01,653 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:01,817 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:01,853 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:01,853 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:01,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:01 BoogieIcfgContainer [2023-11-11 23:41:01,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:01,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:01,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:01,868 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:01,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:41:01,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:41:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:41:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:41:01,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:01,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2023-11-11 23:41:02,304 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-11 23:41:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:41:02,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:02,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:02,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 26 transitions. [2023-11-11 23:41:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:41:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:41:02,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:02,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:41:02,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:41:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:41:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:41:02,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:41:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:41:02,743 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-11 23:41:02,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:41:02 ImpRootNode [2023-11-11 23:41:02,802 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:41:02,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:41:02,803 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:41:02,804 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:41:02,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:01" (3/4) ... [2023-11-11 23:41:02,810 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:41:02,811 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:41:02,812 INFO L158 Benchmark]: Toolchain (without parser) took 3082.63ms. Allocated memory is still 155.2MB. Free memory was 121.0MB in the beginning and 64.9MB in the end (delta: 56.1MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,813 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:02,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1496.61ms. Allocated memory is still 155.2MB. Free memory was 121.0MB in the beginning and 120.0MB in the end (delta: 978.1kB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.92ms. Allocated memory is still 155.2MB. Free memory was 120.0MB in the beginning and 117.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,816 INFO L158 Benchmark]: Boogie Preprocessor took 48.55ms. Allocated memory is still 155.2MB. Free memory was 117.3MB in the beginning and 115.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,817 INFO L158 Benchmark]: RCFGBuilder took 468.73ms. Allocated memory is still 155.2MB. Free memory was 115.9MB in the beginning and 101.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,824 INFO L158 Benchmark]: CodeCheck took 945.42ms. Allocated memory is still 155.2MB. Free memory was 101.2MB in the beginning and 65.4MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:41:02,825 INFO L158 Benchmark]: Witness Printer took 7.85ms. Allocated memory is still 155.2MB. Free memory was 65.4MB in the beginning and 64.9MB in the end (delta: 499.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:02,834 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: 0.9s, 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, 0.0s 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; [L1579] 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) [L1579] 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={18:19}, argv={18:19}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_add_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 + 1 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1496.61ms. Allocated memory is still 155.2MB. Free memory was 121.0MB in the beginning and 120.0MB in the end (delta: 978.1kB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.92ms. Allocated memory is still 155.2MB. Free memory was 120.0MB in the beginning and 117.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.55ms. Allocated memory is still 155.2MB. Free memory was 117.3MB in the beginning and 115.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 468.73ms. Allocated memory is still 155.2MB. Free memory was 115.9MB in the beginning and 101.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 945.42ms. Allocated memory is still 155.2MB. Free memory was 101.2MB in the beginning and 65.4MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Witness Printer took 7.85ms. Allocated memory is still 155.2MB. Free memory was 65.4MB in the beginning and 64.9MB in the end (delta: 499.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:41:02,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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_40fcf55b-e852-402e-b631-8db47d4458b9/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 cdf86128b3be2af55c0e288da4497c68852881884c8103e28fbbb3069fbc1604 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:05,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:05,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:41:05,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:05,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:05,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:05,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:05,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:05,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:05,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:05,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:05,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:05,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:05,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:05,867 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:41:05,868 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:41:05,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:05,869 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:41:05,869 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:05,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:05,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:05,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:05,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:05,873 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:41:05,874 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:05,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:05,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:05,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:05,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:05,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:05,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:05,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:41:05,878 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:05,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:05,879 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:41:05,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:05,879 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_40fcf55b-e852-402e-b631-8db47d4458b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdf86128b3be2af55c0e288da4497c68852881884c8103e28fbbb3069fbc1604 [2023-11-11 23:41:06,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:06,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:06,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:06,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:06,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:06,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i [2023-11-11 23:41:09,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:10,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:10,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_04_bad.i [2023-11-11 23:41:10,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/895de9a55/1df62d0ae3a4478090fb2d6a4bc8056a/FLAG102fc1afc [2023-11-11 23:41:10,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/data/895de9a55/1df62d0ae3a4478090fb2d6a4bc8056a [2023-11-11 23:41:10,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:10,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:10,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:10,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:10,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:10,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:10" (1/1) ... [2023-11-11 23:41:10,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4171afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:10, skipping insertion in model container [2023-11-11 23:41:10,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:10" (1/1) ... [2023-11-11 23:41:10,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:10,934 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:11,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:11,527 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:11,549 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:11,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:11,798 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,798 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,798 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,799 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,799 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,799 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:11,807 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:11,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11 WrapperNode [2023-11-11 23:41:11,808 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:11,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:11,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:11,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:11,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,898 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-11 23:41:11,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:11,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:11,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:11,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:11,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:11,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:11,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:11,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:11,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:11" (1/1) ... [2023-11-11 23:41:11,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:11,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:12,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:41:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:41:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:41:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:41:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:12,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:41:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:41:12,222 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:12,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:12,456 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:12,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:12,524 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:12,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:12 BoogieIcfgContainer [2023-11-11 23:41:12,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:12,527 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:12,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:12,538 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:12,539 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:12" (1/1) ... [2023-11-11 23:41:12,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:41:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-11 23:41:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-11 23:41:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:41:12,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:12,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:12,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:41:12,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:41:12,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:41:12,685 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:41:12,690 INFO L158 Benchmark]: Toolchain (without parser) took 2338.52ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.8MB in the beginning and 64.5MB in the end (delta: -18.7MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,691 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:12,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1456.25ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.7MB in the beginning and 66.8MB in the end (delta: -21.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.07ms. Allocated memory is still 96.5MB. Free memory was 66.8MB in the beginning and 63.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,693 INFO L158 Benchmark]: Boogie Preprocessor took 39.37ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,694 INFO L158 Benchmark]: RCFGBuilder took 587.76ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 44.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,695 INFO L158 Benchmark]: CodeCheck took 161.14ms. Allocated memory is still 96.5MB. Free memory was 44.6MB in the beginning and 64.5MB in the end (delta: -19.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-11 23:41:12,698 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 0.77ms. Allocated memory is still 73.4MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1456.25ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.7MB in the beginning and 66.8MB in the end (delta: -21.1MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.07ms. Allocated memory is still 96.5MB. Free memory was 66.8MB in the beginning and 63.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.37ms. Allocated memory is still 96.5MB. Free memory was 63.9MB in the beginning and 61.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.76ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 44.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 161.14ms. Allocated memory is still 96.5MB. Free memory was 44.6MB in the beginning and 64.5MB in the end (delta: -19.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:12,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:41:12,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fcf55b-e852-402e-b631-8db47d4458b9/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