./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a --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 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 --- 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-b5237d8 [2022-11-21 16:27:04,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:27:04,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:27:04,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:27:04,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:27:04,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:27:04,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:27:04,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:27:04,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:27:04,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:27:04,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:27:04,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:27:04,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:27:04,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:27:04,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:27:04,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:27:04,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:27:04,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:27:04,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:27:04,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:27:04,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:27:04,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:27:04,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:27:04,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:27:04,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:27:04,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:27:04,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:27:04,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:27:04,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:27:04,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:27:04,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:27:04,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:27:04,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:27:04,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:27:04,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:27:04,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:27:04,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:27:04,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:27:04,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:27:04,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:27:04,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:27:04,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-21 16:27:04,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:27:04,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:27:04,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:27:04,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:27:04,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:27:04,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:27:04,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:27:04,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:27:04,857 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:27:04,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:27:04,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:27:04,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:27:04,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:27:04,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:27:04,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:27:04,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:27:04,859 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 16:27:04,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:27:04,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:27:04,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:27:04,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:27:04,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:27:04,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:27:04,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:04,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:27:04,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:27:04,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:27:04,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:27:04,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:27:04,862 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:27:04,862 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:27:04,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:27:04,863 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_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 [2022-11-21 16:27:05,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:27:05,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:27:05,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:27:05,219 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:27:05,219 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:27:05,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:08,419 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:27:08,780 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:27:08,781 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:08,812 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/92e4c4f7b/fb4317f47bfe401a8aa6858d84ecfa30/FLAGf7fcef8de [2022-11-21 16:27:08,829 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/92e4c4f7b/fb4317f47bfe401a8aa6858d84ecfa30 [2022-11-21 16:27:08,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:27:08,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:27:08,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:08,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:27:08,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:27:08,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:08" (1/1) ... [2022-11-21 16:27:08,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1b724b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:08, skipping insertion in model container [2022-11-21 16:27:08,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:08" (1/1) ... [2022-11-21 16:27:08,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:27:08,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:27:09,396 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:27:09,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:09,905 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:27:09,942 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:27:10,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:10,165 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:27:10,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10 WrapperNode [2022-11-21 16:27:10,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:10,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:10,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:27:10,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:27:10,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,249 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-21 16:27:10,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:10,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:27:10,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:27:10,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:27:10,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:27:10,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:27:10,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:27:10,296 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:27:10,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (1/1) ... [2022-11-21 16:27:10,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:10,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:10,348 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:27:10,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:27:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 16:27:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 16:27:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 16:27:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-11-21 16:27:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-11-21 16:27:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:27:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:27:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:27:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:27:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:27:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:27:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 16:27:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:27:10,610 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:27:10,612 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:27:10,800 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:27:10,807 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:27:10,807 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 16:27:10,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:10 BoogieIcfgContainer [2022-11-21 16:27:10,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:27:10,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:27:10,813 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:27:10,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:27:10,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:27:08" (1/3) ... [2022-11-21 16:27:10,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39979cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:10, skipping insertion in model container [2022-11-21 16:27:10,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:10" (2/3) ... [2022-11-21 16:27:10,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39979cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:10, skipping insertion in model container [2022-11-21 16:27:10,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:10" (3/3) ... [2022-11-21 16:27:10,819 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:10,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:27:10,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 16:27:10,892 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:27:10,898 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;@47eebd5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:27:10,899 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 16:27:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-21 16:27:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 16:27:10,915 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:10,915 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:10,916 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 16:27:10,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:10,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1811171087, now seen corresponding path program 1 times [2022-11-21 16:27:10,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:10,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752153298] [2022-11-21 16:27:10,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:10,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:11,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 16:27:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:11,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-21 16:27:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 16:27:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 16:27:11,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:27:11,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752153298] [2022-11-21 16:27:11,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752153298] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:27:11,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109593906] [2022-11-21 16:27:11,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:11,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:27:11,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:11,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:27:11,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:27:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:27:11,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:27:11,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:27:11,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 16:27:11,639 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:27:11,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109593906] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:27:11,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:27:11,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-21 16:27:11,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145928305] [2022-11-21 16:27:11,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:27:11,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:27:11,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:27:11,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:27:11,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:27:11,690 INFO L87 Difference]: Start difference. First operand has 32 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-21 16:27:11,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:27:11,739 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2022-11-21 16:27:11,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:27:11,742 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-11-21 16:27:11,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:27:11,749 INFO L225 Difference]: With dead ends: 58 [2022-11-21 16:27:11,749 INFO L226 Difference]: Without dead ends: 24 [2022-11-21 16:27:11,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:27:11,756 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 8 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:27:11,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 76 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:27:11,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-21 16:27:11,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-21 16:27:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 16:27:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-11-21 16:27:11,798 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 22 [2022-11-21 16:27:11,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:27:11,799 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-11-21 16:27:11,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-21 16:27:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-21 16:27:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 16:27:11,801 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:27:11,802 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:27:11,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-21 16:27:12,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:27:12,008 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 16:27:12,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:27:12,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1344832596, now seen corresponding path program 1 times [2022-11-21 16:27:12,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:27:12,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168351322] [2022-11-21 16:27:12,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:27:12,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:27:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:27:12,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:27:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:27:12,117 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:27:12,118 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 16:27:12,119 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-21 16:27:12,120 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-21 16:27:12,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:27:12,124 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-21 16:27:12,128 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:27:12,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:27:12 BoogieIcfgContainer [2022-11-21 16:27:12,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:27:12,164 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:27:12,164 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:27:12,164 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:27:12,165 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:10" (3/4) ... [2022-11-21 16:27:12,168 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:27:12,168 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:27:12,169 INFO L158 Benchmark]: Toolchain (without parser) took 3331.31ms. Allocated memory is still 153.1MB. Free memory was 107.6MB in the beginning and 81.6MB in the end (delta: 26.0MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-21 16:27:12,170 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:27:12,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1324.62ms. Allocated memory is still 153.1MB. Free memory was 107.2MB in the beginning and 85.7MB in the end (delta: 21.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-11-21 16:27:12,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.06ms. Allocated memory is still 153.1MB. Free memory was 85.7MB in the beginning and 82.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:27:12,171 INFO L158 Benchmark]: Boogie Preprocessor took 44.44ms. Allocated memory is still 153.1MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:27:12,172 INFO L158 Benchmark]: RCFGBuilder took 514.05ms. Allocated memory is still 153.1MB. Free memory was 80.9MB in the beginning and 67.6MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:27:12,172 INFO L158 Benchmark]: TraceAbstraction took 1350.75ms. Allocated memory is still 153.1MB. Free memory was 66.8MB in the beginning and 81.6MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:27:12,173 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 153.1MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:27:12,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory was 52.4MB in the beginning and 52.3MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1324.62ms. Allocated memory is still 153.1MB. Free memory was 107.2MB in the beginning and 85.7MB in the end (delta: 21.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.06ms. Allocated memory is still 153.1MB. Free memory was 85.7MB in the beginning and 82.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.44ms. Allocated memory is still 153.1MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.05ms. Allocated memory is still 153.1MB. Free memory was 80.9MB in the beginning and 67.6MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1350.75ms. Allocated memory is still 153.1MB. Free memory was 66.8MB in the beginning and 81.6MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 153.1MB. Free memory is still 81.6MB. 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: 1570]: 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] [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [\old(argc)=1073741830, argc=1073741830, argv={1073741827:1073741831}, argv={1073741827:1073741831}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_multiply_11_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 globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] RET globalReturnsTrue() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrue()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [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=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] RET globalReturnsTrue() VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrue()=1, globalTrue=1] [L1566] COND TRUE globalReturnsTrue() [L1568] COND TRUE data > 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [data=1073741824, 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: 1570]: 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 3 procedures, 32 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 50 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 105 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 4/6 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 [2022-11-21 16:27:12,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/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 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_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a --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 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 --- 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-b5237d8 [2022-11-21 16:27:14,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:27:14,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:27:14,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:27:14,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:27:14,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:27:14,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:27:14,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:27:14,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:27:14,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:27:14,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:27:14,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:27:14,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:27:14,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:27:14,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:27:14,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:27:14,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:27:14,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:27:14,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:27:14,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:27:14,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:27:14,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:27:14,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:27:14,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:27:14,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:27:14,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:27:14,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:27:14,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:27:14,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:27:14,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:27:14,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:27:14,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:27:14,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:27:14,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:27:14,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:27:14,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:27:14,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:27:14,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:27:14,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:27:14,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:27:14,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:27:14,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-21 16:27:14,876 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:27:14,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:27:14,878 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:27:14,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:27:14,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:27:14,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:27:14,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:27:14,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:27:14,881 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:27:14,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:27:14,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:27:14,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:27:14,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:27:14,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:27:14,884 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:27:14,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:27:14,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:27:14,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:27:14,885 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:27:14,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:27:14,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:27:14,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:27:14,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:27:14,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:14,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:27:14,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:27:14,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:27:14,888 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:27:14,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:27:14,889 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:27:14,889 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:27:14,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:27:14,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:27:14,890 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_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 [2022-11-21 16:27:15,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:27:15,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:27:15,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:27:15,318 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:27:15,318 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:27:15,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:18,301 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:27:18,665 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:27:18,669 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:18,697 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/e34500de2/2b47e36c923948508472c8fbebc8f4fe/FLAG6c174b726 [2022-11-21 16:27:18,727 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/data/e34500de2/2b47e36c923948508472c8fbebc8f4fe [2022-11-21 16:27:18,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:27:18,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:27:18,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:18,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:27:18,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:27:18,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:18" (1/1) ... [2022-11-21 16:27:18,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46536cb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:18, skipping insertion in model container [2022-11-21 16:27:18,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:27:18" (1/1) ... [2022-11-21 16:27:18,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:27:18,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:27:19,199 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:27:19,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:19,700 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:27:19,720 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 16:27:19,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:27:19,930 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:27:19,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19 WrapperNode [2022-11-21 16:27:19,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:27:19,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:19,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:27:19,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:27:19,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:19,993 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-21 16:27:19,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:27:19,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:27:19,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:27:19,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:27:20,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,035 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:27:20,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:27:20,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:27:20,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:27:20,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (1/1) ... [2022-11-21 16:27:20,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:27:20,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:27:20,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:27:20,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:27:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 16:27:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 16:27:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 16:27:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-11-21 16:27:20,129 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-11-21 16:27:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:27:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:27:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:27:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:27:20,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:27:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:27:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 16:27:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-21 16:27:20,320 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:27:20,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:27:20,539 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:27:20,557 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:27:20,557 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 16:27:20,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:20 BoogieIcfgContainer [2022-11-21 16:27:20,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:27:20,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:27:20,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:27:20,564 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:27:20,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:27:18" (1/3) ... [2022-11-21 16:27:20,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1db249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:20, skipping insertion in model container [2022-11-21 16:27:20,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:27:19" (2/3) ... [2022-11-21 16:27:20,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1db249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:27:20, skipping insertion in model container [2022-11-21 16:27:20,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:20" (3/3) ... [2022-11-21 16:27:20,566 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2022-11-21 16:27:20,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:27:20,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 16:27:20,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1db249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:27:20, skipping insertion in model container [2022-11-21 16:27:20,587 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:27:20,588 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:27:20,588 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:27:20,589 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:27:20,589 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:27:20" (3/3) ... [2022-11-21 16:27:20,592 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:27:20,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 16:27:20,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-11-21 16:27:20,603 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-21 16:27:20,604 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 16:27:20,604 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 16:27:20,604 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:27:20,644 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:27:20,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:27:20,653 INFO L158 Benchmark]: Toolchain (without parser) took 1922.12ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.6MB in the beginning and 44.2MB in the end (delta: -13.6MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,654 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:27:20,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1198.69ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 45.5MB in the end (delta: -15.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.96ms. Allocated memory is still 79.7MB. Free memory was 45.5MB in the beginning and 42.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,655 INFO L158 Benchmark]: Boogie Preprocessor took 48.24ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,656 INFO L158 Benchmark]: RCFGBuilder took 513.55ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 50.5MB in the end (delta: -10.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,656 INFO L158 Benchmark]: TraceAbstraction took 26.82ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 47.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,656 INFO L158 Benchmark]: Witness Printer took 56.18ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 44.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:27:20,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1198.69ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 45.5MB in the end (delta: -15.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.96ms. Allocated memory is still 79.7MB. Free memory was 45.5MB in the beginning and 42.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.24ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 513.55ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 50.5MB in the end (delta: -10.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 26.82ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 47.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 56.18ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 44.2MB in the end (delta: 3.1MB). 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! [2022-11-21 16:27:20,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0c8c07f-647e-4af0-89ec-80b2ce3be5ea/bin/uautomizer-vX5HgA9Q3a/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 Writing output log to file Ultimate.log Result: TRUE