./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 --- 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 12:25:16,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:25:16,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:25:16,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:25:16,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:25:16,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:25:16,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:25:16,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:25:16,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:25:16,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:25:16,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:25:16,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:25:16,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:25:16,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:25:16,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:25:16,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:25:16,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:25:16,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:25:16,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:25:16,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:25:16,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:25:16,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:25:16,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:25:16,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:25:16,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:25:16,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:25:16,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:25:16,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:25:16,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:25:16,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:25:16,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:25:16,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:25:16,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:25:16,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:25:16,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:25:16,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:25:16,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:25:16,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:25:16,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:25:16,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:25:16,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:25:16,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 12:25:16,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:25:16,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:25:16,656 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:25:16,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:25:16,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:25:16,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:25:16,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:25:16,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:25:16,659 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:25:16,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:25:16,659 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:25:16,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:25:16,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:25:16,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:25:16,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:25:16,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:25:16,661 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 12:25:16,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:25:16,661 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:25:16,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:25:16,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:25:16,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:25:16,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:25:16,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:25:16,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:25:16,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:25:16,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:25:16,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:25:16,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:25:16,664 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:25:16,665 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:25:16,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:25:16,665 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_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 [2022-11-20 12:25:16,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:25:17,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:25:17,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:25:17,033 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:25:17,034 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:25:17,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:20,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:25:21,430 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:25:21,431 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:21,477 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/57449114c/2e2b6da464c1444fa954973d4aee4077/FLAG3f190888c [2022-11-20 12:25:21,494 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/57449114c/2e2b6da464c1444fa954973d4aee4077 [2022-11-20 12:25:21,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:25:21,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:25:21,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:25:21,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:25:21,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:25:21,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:25:21" (1/1) ... [2022-11-20 12:25:21,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a202246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:21, skipping insertion in model container [2022-11-20 12:25:21,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:25:21" (1/1) ... [2022-11-20 12:25:21,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:25:21,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:25:22,022 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:25:22,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:25:22,702 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:25:22,725 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:25:22,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:25:22,983 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:25:22,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22 WrapperNode [2022-11-20 12:25:22,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:25:22,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:25:22,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:25:22,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:25:22,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,105 INFO L138 Inliner]: procedures = 501, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 63 [2022-11-20 12:25:23,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:25:23,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:25:23,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:25:23,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:25:23,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,166 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:25:23,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:25:23,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:25:23,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:25:23,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (1/1) ... [2022-11-20 12:25:23,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:25:23,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:25:23,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:25:23,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:25:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 12:25:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 12:25:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 12:25:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:25:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 12:25:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 12:25:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:25:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:25:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:25:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:25:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 12:25:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 12:25:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:25:23,453 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:25:23,455 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:25:23,697 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:25:23,719 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:25:23,719 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 12:25:23,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:23 BoogieIcfgContainer [2022-11-20 12:25:23,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:25:23,725 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:25:23,725 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:25:23,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:25:23,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:25:21" (1/3) ... [2022-11-20 12:25:23,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37aa5214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:25:23, skipping insertion in model container [2022-11-20 12:25:23,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:22" (2/3) ... [2022-11-20 12:25:23,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37aa5214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:25:23, skipping insertion in model container [2022-11-20 12:25:23,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:23" (3/3) ... [2022-11-20 12:25:23,734 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:23,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:25:23,758 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 12:25:23,870 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:25:23,880 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b9a5eab, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:25:23,881 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 12:25:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 12:25:23,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 12:25:23,896 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:25:23,897 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:25:23,898 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 12:25:23,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:25:23,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1073154618, now seen corresponding path program 1 times [2022-11-20 12:25:23,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:25:23,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898266754] [2022-11-20 12:25:23,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:25:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:25:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:25:24,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:25:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:25:24,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:25:24,193 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 12:25:24,194 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 12:25:24,197 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 12:25:24,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:25:24,204 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 12:25:24,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:25:24,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:25:24 BoogieIcfgContainer [2022-11-20 12:25:24,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:25:24,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:25:24,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:25:24,282 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:25:24,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:23" (3/4) ... [2022-11-20 12:25:24,286 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:25:24,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:25:24,288 INFO L158 Benchmark]: Toolchain (without parser) took 2772.54ms. Allocated memory is still 182.5MB. Free memory was 152.5MB in the beginning and 132.6MB in the end (delta: 19.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2022-11-20 12:25:24,289 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:25:24,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1468.09ms. Allocated memory is still 182.5MB. Free memory was 152.5MB in the beginning and 90.3MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 12:25:24,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.15ms. Allocated memory is still 182.5MB. Free memory was 90.3MB in the beginning and 149.5MB in the end (delta: -59.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-11-20 12:25:24,298 INFO L158 Benchmark]: Boogie Preprocessor took 65.15ms. Allocated memory is still 182.5MB. Free memory was 149.5MB in the beginning and 147.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:25:24,300 INFO L158 Benchmark]: RCFGBuilder took 549.78ms. Allocated memory is still 182.5MB. Free memory was 147.3MB in the beginning and 133.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 12:25:24,301 INFO L158 Benchmark]: TraceAbstraction took 553.56ms. Allocated memory is still 182.5MB. Free memory was 133.8MB in the beginning and 132.6MB in the end (delta: 1.2MB). Peak memory consumption was 201.5kB. Max. memory is 16.1GB. [2022-11-20 12:25:24,302 INFO L158 Benchmark]: Witness Printer took 6.43ms. Allocated memory is still 182.5MB. Free memory is still 132.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:25:24,312 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1468.09ms. Allocated memory is still 182.5MB. Free memory was 152.5MB in the beginning and 90.3MB in the end (delta: 62.2MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.15ms. Allocated memory is still 182.5MB. Free memory was 90.3MB in the beginning and 149.5MB in the end (delta: -59.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.15ms. Allocated memory is still 182.5MB. Free memory was 149.5MB in the beginning and 147.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.78ms. Allocated memory is still 182.5MB. Free memory was 147.3MB in the beginning and 133.8MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 553.56ms. Allocated memory is still 182.5MB. Free memory was 133.8MB in the beginning and 132.6MB in the end (delta: 1.2MB). Peak memory consumption was 201.5kB. Max. memory is 16.1GB. * Witness Printer took 6.43ms. Allocated memory is still 182.5MB. Free memory is still 132.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1580]: 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] 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) [L1571] RET printLine("Calling bad()...") VAL [\old(argc)=2147483655, argc=2147483655, argv={2147483653:2147483656}, argv={2147483653:2147483656}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fgets_postinc_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [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)] = ""; [L1565] dataArray[2] = data [L1566] CALL CWE190_Integer_Overflow__int_fgets_postinc_66b_badSink(dataArray) [L1578] EXPR dataArray[2] [L1578] int data = dataArray[2]; [L1580] data++ VAL [data=2147483647, data++=2147483647, dataArray={6:0}, dataArray={6:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1580]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 12:25:24,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 --- 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 12:25:27,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:25:27,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:25:27,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:25:27,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:25:27,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:25:27,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:25:27,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:25:27,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:25:27,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:25:27,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:25:27,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:25:27,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:25:27,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:25:27,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:25:27,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:25:27,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:25:27,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:25:27,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:25:27,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:25:27,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:25:27,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:25:27,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:25:27,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:25:27,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:25:27,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:25:27,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:25:27,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:25:27,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:25:27,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:25:27,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:25:27,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:25:27,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:25:27,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:25:27,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:25:27,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:25:27,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:25:27,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:25:27,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:25:27,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:25:27,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:25:27,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 12:25:27,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:25:27,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:25:27,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:25:27,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:25:27,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:25:27,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:25:27,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:25:27,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:25:27,539 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:25:27,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:25:27,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:25:27,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:25:27,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:25:27,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:25:27,542 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 12:25:27,543 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 12:25:27,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 12:25:27,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:25:27,544 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:25:27,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:25:27,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:25:27,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:25:27,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:25:27,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:25:27,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:25:27,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:25:27,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:25:27,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 12:25:27,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 12:25:27,548 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:25:27,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:25:27,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:25:27,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 12:25:27,549 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_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a37bd51e58385ba91810afd1a7208eed2b067d5cc2da8b2d5b75382ec103ed0 [2022-11-20 12:25:28,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:25:28,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:25:28,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:25:28,047 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:25:28,048 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:25:28,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:32,197 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:25:32,693 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:25:32,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:32,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/c3eedd0fd/e45c469dc3fd4b1b81e02681d347509c/FLAGd77472d21 [2022-11-20 12:25:32,770 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/data/c3eedd0fd/e45c469dc3fd4b1b81e02681d347509c [2022-11-20 12:25:32,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:25:32,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:25:32,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:25:32,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:25:32,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:25:32,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:25:32" (1/1) ... [2022-11-20 12:25:32,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddda919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:32, skipping insertion in model container [2022-11-20 12:25:32,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:25:32" (1/1) ... [2022-11-20 12:25:32,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:25:32,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:25:33,371 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:25:33,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:25:33,979 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:25:34,008 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 12:25:34,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:25:34,254 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:25:34,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34 WrapperNode [2022-11-20 12:25:34,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:25:34,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:25:34,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:25:34,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:25:34,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,335 INFO L138 Inliner]: procedures = 506, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2022-11-20 12:25:34,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:25:34,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:25:34,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:25:34,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:25:34,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,378 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:25:34,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:25:34,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:25:34,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:25:34,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (1/1) ... [2022-11-20 12:25:34,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:25:34,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:25:34,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:25:34,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:25:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 12:25:34,477 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 12:25:34,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 12:25:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:25:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 12:25:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:25:34,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:25:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:25:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 12:25:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:25:34,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 12:25:34,480 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 12:25:34,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 12:25:34,706 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:25:34,709 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:25:34,922 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:25:34,929 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:25:34,930 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 12:25:34,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:34 BoogieIcfgContainer [2022-11-20 12:25:34,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:25:34,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:25:34,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:25:34,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:25:34,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:25:32" (1/3) ... [2022-11-20 12:25:34,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2570a62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:25:34, skipping insertion in model container [2022-11-20 12:25:34,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:25:34" (2/3) ... [2022-11-20 12:25:34,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2570a62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:25:34, skipping insertion in model container [2022-11-20 12:25:34,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:34" (3/3) ... [2022-11-20 12:25:34,945 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_postinc_66_bad.i [2022-11-20 12:25:34,986 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:25:34,987 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 12:25:34,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2570a62a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:25:34, skipping insertion in model container [2022-11-20 12:25:34,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:25:34,990 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:25:34,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:25:34,991 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:25:34,991 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:25:34" (3/3) ... [2022-11-20 12:25:35,015 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 12:25:35,023 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 12:25:35,031 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 12:25:35,032 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 12:25:35,032 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 12:25:35,033 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 12:25:35,096 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:25:35,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:25:35,108 INFO L158 Benchmark]: Toolchain (without parser) took 2327.85ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 37.9MB in the beginning and 52.9MB in the end (delta: -15.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,110 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:25:35,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1472.07ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 37.7MB in the beginning and 54.8MB in the end (delta: -17.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.68ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 51.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,111 INFO L158 Benchmark]: Boogie Preprocessor took 47.62ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 49.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,112 INFO L158 Benchmark]: RCFGBuilder took 547.22ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 35.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,113 INFO L158 Benchmark]: TraceAbstraction took 53.85ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 32.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,113 INFO L158 Benchmark]: Witness Printer took 113.90ms. Allocated memory is still 83.9MB. Free memory was 32.2MB in the beginning and 52.9MB in the end (delta: -20.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 12:25:35,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1472.07ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 37.7MB in the beginning and 54.8MB in the end (delta: -17.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.68ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 51.5MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.62ms. Allocated memory is still 83.9MB. Free memory was 51.5MB in the beginning and 49.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.22ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 35.1MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 53.85ms. Allocated memory is still 83.9MB. Free memory was 34.3MB in the beginning and 32.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 113.90ms. Allocated memory is still 83.9MB. Free memory was 32.2MB in the beginning and 52.9MB in the end (delta: -20.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 12:25:35,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62047b1f-1183-48fd-85ea-373178246a27/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE