./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 b91dae833bbe914f6db858614925f2e5ed6a0d4828d26d06ca221fba91b27025 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:41:51,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:51,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:51,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:51,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:51,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:51,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:51,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:51,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:51,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:51,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:51,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:51,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:51,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:51,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:51,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:51,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:51,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:51,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:51,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:51,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:51,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:51,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:51,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:51,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:51,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:51,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:51,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:51,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:51,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:51,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:51,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:51,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:51,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:51,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:51,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:51,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:51,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:51,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:51,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:51,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:51,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:41:51,743 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:51,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:51,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:41:51,745 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:41:51,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:51,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:51,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:51,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:51,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:41:51,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:51,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:41:51,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:51,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:41:51,749 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:41:51,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:41:51,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:51,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:41:51,749 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:51,749 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:51,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:51,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:51,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:51,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:51,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:41:51,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:41:51,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:41:51,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:41:51,751 INFO L138 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_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dae833bbe914f6db858614925f2e5ed6a0d4828d26d06ca221fba91b27025 [2022-11-20 17:41:52,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:52,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:52,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:52,109 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:52,110 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:52,111 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i [2022-11-20 17:41:55,113 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:55,443 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:55,443 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i [2022-11-20 17:41:55,468 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/90a895f6c/860910ff2fd3418b95488d570cba510a/FLAGfd89d4743 [2022-11-20 17:41:55,486 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/90a895f6c/860910ff2fd3418b95488d570cba510a [2022-11-20 17:41:55,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:55,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:55,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:55,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:55,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:55,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:55" (1/1) ... [2022-11-20 17:41:55,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5814d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:55, skipping insertion in model container [2022-11-20 17:41:55,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:55" (1/1) ... [2022-11-20 17:41:55,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:55,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:56,008 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:41:56,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:56,486 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:56,503 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:41:56,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:56,709 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:56,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56 WrapperNode [2022-11-20 17:41:56,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:56,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:56,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:56,713 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:56,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,799 INFO L138 Inliner]: procedures = 500, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-11-20 17:41:56,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:56,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:56,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:56,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:56,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:56,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:56,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:56,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:56,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:56" (1/1) ... [2022-11-20 17:41:56,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:56,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:56,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:56,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:41:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:41:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:41:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-20 17:41:56,942 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-20 17:41:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:41:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:41:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:41:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:41:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:41:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:56,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:41:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:41:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:41:57,116 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:57,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:57,300 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:57,333 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:57,334 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:41:57,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:57 BoogieIcfgContainer [2022-11-20 17:41:57,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:41:57,337 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:41:57,338 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:41:57,349 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:41:57,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:57" (1/1) ... [2022-11-20 17:41:57,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:41:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-11-20 17:41:57,430 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-11-20 17:41:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:41:57,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:57,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:57,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:41:57,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-11-20 17:41:57,873 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-11-20 17:41:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:41:57,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:57,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:58,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:41:58,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2022-11-20 17:41:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 17:41:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:41:58,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:58,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:41:58,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2022-11-20 17:41:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 17:41:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:41:58,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:58,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:41:58,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:41:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:41:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:41:58,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:41:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:41:58,305 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2022-11-20 17:41:58,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:41:58 ImpRootNode [2022-11-20 17:41:58,364 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:41:58,365 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:41:58,365 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:41:58,365 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:41:58,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:57" (3/4) ... [2022-11-20 17:41:58,369 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 17:41:58,369 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:41:58,370 INFO L158 Benchmark]: Toolchain (without parser) took 2880.26ms. Allocated memory is still 161.5MB. Free memory was 120.8MB in the beginning and 83.6MB in the end (delta: 37.1MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,376 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 125.8MB. Free memory was 93.5MB in the beginning and 93.4MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:41:58,377 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1219.31ms. Allocated memory is still 161.5MB. Free memory was 120.5MB in the beginning and 76.3MB in the end (delta: 44.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.40ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 73.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,379 INFO L158 Benchmark]: Boogie Preprocessor took 40.66ms. Allocated memory is still 161.5MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,381 INFO L158 Benchmark]: RCFGBuilder took 495.13ms. Allocated memory is still 161.5MB. Free memory was 71.6MB in the beginning and 55.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,386 INFO L158 Benchmark]: CodeCheck took 1026.74ms. Allocated memory is still 161.5MB. Free memory was 55.4MB in the beginning and 84.4MB in the end (delta: -29.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:41:58,387 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 161.5MB. Free memory was 84.4MB in the beginning and 83.6MB in the end (delta: 769.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:58,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 127 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 78 mSDtfsCounter, 45 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 336 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 75 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 6/6 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: 1573]: 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); [L1595] 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={5:0}] [L1414] COND TRUE line != ((void *)0) [L1595] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:13}, argv={18:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1596] CALL CWE190_Integer_Overflow__int_fgets_preinc_12_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1570] RET globalReturnsTrueOrFalse() VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1570] COND TRUE globalReturnsTrueOrFalse() [L1573] ++data VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.59ms. Allocated memory is still 125.8MB. Free memory was 93.5MB in the beginning and 93.4MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1219.31ms. Allocated memory is still 161.5MB. Free memory was 120.5MB in the beginning and 76.3MB in the end (delta: 44.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.40ms. Allocated memory is still 161.5MB. Free memory was 76.3MB in the beginning and 73.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.66ms. Allocated memory is still 161.5MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.13ms. Allocated memory is still 161.5MB. Free memory was 71.6MB in the beginning and 55.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1026.74ms. Allocated memory is still 161.5MB. Free memory was 55.4MB in the beginning and 84.4MB in the end (delta: -29.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 161.5MB. Free memory was 84.4MB in the beginning and 83.6MB in the end (delta: 769.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 17:41:58,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 b91dae833bbe914f6db858614925f2e5ed6a0d4828d26d06ca221fba91b27025 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:42:00,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:42:00,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:42:00,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:42:00,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:42:00,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:42:00,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:42:00,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:42:00,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:42:00,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:42:00,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:42:00,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:42:00,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:42:00,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:42:00,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:42:00,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:42:00,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:42:00,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:42:00,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:42:00,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:42:00,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:42:00,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:42:00,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:42:00,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:42:00,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:42:00,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:42:00,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:42:00,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:42:00,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:42:00,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:42:00,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:42:00,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:42:00,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:42:00,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:42:00,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:42:00,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:42:00,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:42:00,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:42:00,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:42:00,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:42:00,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:42:00,949 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 17:42:00,983 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:42:00,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:42:00,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:42:00,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:42:00,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:42:00,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:42:00,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:42:00,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:42:00,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:42:00,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:42:00,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:42:00,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:42:00,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:42:00,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:42:00,991 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:42:00,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:42:00,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:42:00,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:42:00,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:42:00,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:42:00,992 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:42:00,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:42:00,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:00,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:42:00,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:42:00,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:42:00,994 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:42:00,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:42:00,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:42:00,994 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:42:00,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:42:00,995 INFO L138 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_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dae833bbe914f6db858614925f2e5ed6a0d4828d26d06ca221fba91b27025 [2022-11-20 17:42:01,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:42:01,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:42:01,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:42:01,387 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:42:01,387 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:42:01,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i [2022-11-20 17:42:04,419 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:42:04,837 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:42:04,838 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_12_bad.i [2022-11-20 17:42:04,870 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/a69d76953/431356ced74842e8a758ffd86a9ca126/FLAG7f738b2f7 [2022-11-20 17:42:04,888 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6a54e56-1c34-4253-87e9-a0f6ae23c313/bin/ukojak-pZX7IvK2PQ/data/a69d76953/431356ced74842e8a758ffd86a9ca126 [2022-11-20 17:42:04,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:42:04,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:42:04,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:04,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:42:04,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:42:04,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:04" (1/1) ... [2022-11-20 17:42:04,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345b5a61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:04, skipping insertion in model container [2022-11-20 17:42:04,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:04" (1/1) ... [2022-11-20 17:42:04,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:42:04,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:42:05,386 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:42:05,596 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:42:05,602 INFO L158 Benchmark]: Toolchain (without parser) took 708.53ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 27.2MB in the beginning and 47.6MB in the end (delta: -20.4MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2022-11-20 17:42:05,603 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:42:05,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 701.57ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 27.1MB in the beginning and 47.6MB in the end (delta: -20.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2022-11-20 17:42:05,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 701.57ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 27.1MB in the beginning and 47.6MB in the end (delta: -20.6MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.