./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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 e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:01,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:01,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:03:01,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:01,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:01,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:01,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:01,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:01,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:01,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:01,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:01,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:01,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:01,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:01,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:01,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:01,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:01,396 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:01,396 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:01,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:01,397 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:01,398 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:01,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:01,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:01,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:01,400 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:01,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:01,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:01,402 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:01,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:01,403 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:01,404 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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2023-11-12 00:03:01,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:01,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:01,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:01,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:01,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:01,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2023-11-12 00:03:04,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:05,266 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:05,267 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2023-11-12 00:03:05,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/f1831f847/c751e36167774db9906ee13a7d5c2432/FLAG94c4bdc5d [2023-11-12 00:03:05,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/f1831f847/c751e36167774db9906ee13a7d5c2432 [2023-11-12 00:03:05,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:05,314 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:05,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:05,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:05,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:05,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:05" (1/1) ... [2023-11-12 00:03:05,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d75d3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:05, skipping insertion in model container [2023-11-12 00:03:05,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:05" (1/1) ... [2023-11-12 00:03:05,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:05,825 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:06,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:06,595 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:06,629 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:06,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:06,934 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,934 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,935 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,935 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,935 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,935 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:06,945 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:06,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06 WrapperNode [2023-11-12 00:03:06,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:06,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:06,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:06,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:06,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,032 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-11-12 00:03:07,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:07,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:07,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:07,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:07,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:07,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:07,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:07,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:07,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:06" (1/1) ... [2023-11-12 00:03:07,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:07,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:07,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:07,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:03:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:03:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:03:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:03:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:07,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:07,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:03:07,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:07,332 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:07,334 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:07,472 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:07,512 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:07,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:07,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:07 BoogieIcfgContainer [2023-11-12 00:03:07,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:07,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:07,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:07,529 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:07,529 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:07" (1/1) ... [2023-11-12 00:03:07,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-12 00:03:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-12 00:03:07,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:03:07,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:07,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:07,867 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 00:03:07,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:07,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2023-11-12 00:03:07,915 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-12 00:03:07,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:03:07,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:07,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:08,187 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 00:03:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:08,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2023-11-12 00:03:08,244 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-12 00:03:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:03:08,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:08,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:03:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:08,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:03:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:03:08,475 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-12 00:03:08,527 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-11-12 00:03:08,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:03:08 ImpRootNode [2023-11-12 00:03:08,536 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:03:08,538 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:03:08,538 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:03:08,539 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:03:08,539 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:07" (3/4) ... [2023-11-12 00:03:08,545 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:03:08,546 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:03:08,547 INFO L158 Benchmark]: Toolchain (without parser) took 3233.36ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 86.6MB in the beginning and 151.9MB in the end (delta: -65.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:08,548 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 98.2MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:08,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1630.64ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 86.0MB in the beginning and 130.3MB in the end (delta: -44.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 00:03:08,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.55ms. Allocated memory is still 195.0MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:08,551 INFO L158 Benchmark]: Boogie Preprocessor took 41.53ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:08,551 INFO L158 Benchmark]: RCFGBuilder took 440.91ms. Allocated memory is still 195.0MB. Free memory was 126.1MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:03:08,552 INFO L158 Benchmark]: CodeCheck took 1018.92ms. Allocated memory is still 195.0MB. Free memory was 111.5MB in the beginning and 151.9MB in the end (delta: -40.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:08,552 INFO L158 Benchmark]: Witness Printer took 7.85ms. Allocated memory is still 195.0MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:08,565 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, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 36 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 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, 0.4s 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=18, argc=18, argv={13:20}, argv={13:20}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_postinc_13_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] EXPR data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554-L1564] { 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, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE GLOBAL_CONST_FIVE==5 [L1569] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 98.2MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1630.64ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 86.0MB in the beginning and 130.3MB in the end (delta: -44.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.55ms. Allocated memory is still 195.0MB. Free memory was 130.3MB in the beginning and 128.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.53ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.91ms. Allocated memory is still 195.0MB. Free memory was 126.1MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1018.92ms. Allocated memory is still 195.0MB. Free memory was 111.5MB in the beginning and 151.9MB in the end (delta: -40.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.85ms. Allocated memory is still 195.0MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:03:08,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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 e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:11,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:11,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-12 00:03:11,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:11,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:11,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:11,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:11,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:11,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:11,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:11,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:11,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:11,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:11,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:11,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:11,592 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:11,593 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:11,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:11,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:11,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:11,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:11,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:11,597 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:11,597 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:11,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:11,598 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:11,599 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:11,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:11,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:11,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:11,601 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:11,602 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:11,602 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:11,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:11,603 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:11,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:11,603 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_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e3a76f807fc9c2a37c532c45ab535186eee246a575f654c442cd7dc3cd31ff44 [2023-11-12 00:03:12,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:12,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:12,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:12,065 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:12,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:12,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2023-11-12 00:03:15,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:15,627 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:15,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_13_bad.i [2023-11-12 00:03:15,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/2261488c9/f1caa68184ff47449cb6710110e8788f/FLAG5a20563bc [2023-11-12 00:03:15,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/data/2261488c9/f1caa68184ff47449cb6710110e8788f [2023-11-12 00:03:15,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:15,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:15,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:15,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:15,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:15,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:15" (1/1) ... [2023-11-12 00:03:15,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b742d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:15, skipping insertion in model container [2023-11-12 00:03:15,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:15" (1/1) ... [2023-11-12 00:03:15,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:16,176 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:16,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:16,907 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:16,929 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:16,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:17,161 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,161 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,161 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,161 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,162 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,162 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:17,170 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:17,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17 WrapperNode [2023-11-12 00:03:17,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:17,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:17,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:17,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:17,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,271 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-12 00:03:17,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:17,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:17,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:17,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:17,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:17,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:17,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:17,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:17,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:17,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:17,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:17,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:17,412 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:03:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:03:17,413 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:03:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:17,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:03:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:17,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:17,414 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:03:17,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-12 00:03:17,603 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:17,605 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:17,751 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:17,812 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:17,813 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:03:17,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:17 BoogieIcfgContainer [2023-11-12 00:03:17,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:17,818 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:17,819 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:17,830 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:17,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:17" (1/1) ... [2023-11-12 00:03:17,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-12 00:03:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-12 00:03:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:03:17,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:17,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:17,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-12 00:03:17,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:03:17,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-12 00:03:18,026 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 00:03:18,043 INFO L158 Benchmark]: Toolchain (without parser) took 2353.12ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.0MB in the beginning and 65.7MB in the end (delta: -19.7MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,043 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:18,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.19ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.7MB in the beginning and 42.0MB in the end (delta: 3.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.88ms. Allocated memory is still 94.4MB. Free memory was 42.0MB in the beginning and 64.8MB in the end (delta: -22.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,049 INFO L158 Benchmark]: Boogie Preprocessor took 38.53ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,050 INFO L158 Benchmark]: RCFGBuilder took 505.90ms. Allocated memory is still 94.4MB. Free memory was 62.7MB in the beginning and 45.5MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,051 INFO L158 Benchmark]: CodeCheck took 222.96ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 65.7MB in the end (delta: -20.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:18,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 73.4MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.19ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.7MB in the beginning and 42.0MB in the end (delta: 3.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.88ms. Allocated memory is still 94.4MB. Free memory was 42.0MB in the beginning and 64.8MB in the end (delta: -22.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.53ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.90ms. Allocated memory is still 94.4MB. Free memory was 62.7MB in the beginning and 45.5MB in the end (delta: 17.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 222.96ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 65.7MB in the end (delta: -20.6MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:03:18,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:03:18,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd496c2a-8fe0-4fda-8df4-c22ae1f86f0d/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