./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e8a5387766923935f3b2e64ed6f864706b8ff2bf75a171726a606db322c6027d --- 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-2329fc7 [2022-12-14 20:57:44,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:57:44,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:57:44,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:57:44,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:57:44,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:57:44,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:57:44,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:57:44,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:57:44,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:57:44,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:57:44,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:57:44,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:57:44,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:57:44,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:57:44,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:57:44,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:57:44,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:57:44,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:57:44,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:57:44,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:57:44,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:57:44,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:57:44,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:57:44,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:57:44,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:57:44,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:57:44,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:57:44,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:57:44,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:57:44,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:57:44,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:57:44,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:57:44,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:57:44,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:57:44,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:57:44,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:57:44,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:57:44,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:57:44,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:57:44,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:57:44,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:57:45,006 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:57:45,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:57:45,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:57:45,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:57:45,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:57:45,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:57:45,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:57:45,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:57:45,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:57:45,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:57:45,015 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:57:45,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:57:45,015 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:57:45,015 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:57:45,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:57:45,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:57:45,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:57:45,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:57:45,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:57:45,016 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:57:45,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:57:45,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:57:45,017 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_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8a5387766923935f3b2e64ed6f864706b8ff2bf75a171726a606db322c6027d [2022-12-14 20:57:45,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:57:45,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:57:45,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:57:45,201 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:57:45,201 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:57:45,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i [2022-12-14 20:57:47,731 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:57:48,023 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:57:48,024 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i [2022-12-14 20:57:48,041 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/data/8d3fe8149/c6cf28f682454c66ac6b74a0e3476830/FLAG4dc38dfcf [2022-12-14 20:57:48,054 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/data/8d3fe8149/c6cf28f682454c66ac6b74a0e3476830 [2022-12-14 20:57:48,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:57:48,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:57:48,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:57:48,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:57:48,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:57:48,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4452b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48, skipping insertion in model container [2022-12-14 20:57:48,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:57:48,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:57:48,387 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:57:48,689 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:57:48,693 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:57:48,695 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:57:48,696 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:57:48,697 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:57:48,715 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:57:48,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:57:48,723 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:57:48,736 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:57:48,766 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:57:48,767 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:57:48,768 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:57:48,769 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:57:48,770 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:57:48,773 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:57:48,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:57:48,915 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:57:48,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48 WrapperNode [2022-12-14 20:57:48,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:57:48,917 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:57:48,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:57:48,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:57:48,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,966 INFO L138 Inliner]: procedures = 499, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-12-14 20:57:48,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:57:48,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:57:48,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:57:48,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:57:48,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,989 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:48,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:57:48,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:57:48,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:57:48,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:57:48,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:57:48" (1/1) ... [2022-12-14 20:57:49,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:57:49,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:57:49,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:57:49,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:57:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:57:49,061 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-12-14 20:57:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:57:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:57:49,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:57:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:57:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:57:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:57:49,175 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:57:49,177 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:57:49,307 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:57:49,329 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:57:49,330 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:57:49,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:57:49 BoogieIcfgContainer [2022-12-14 20:57:49,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:57:49,332 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:57:49,332 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:57:49,339 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:57:49,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:57:49" (1/1) ... [2022-12-14 20:57:49,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:57:49,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:49,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-12-14 20:57:49,384 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-12-14 20:57:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:57:49,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:49,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:57:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 34 transitions. [2022-12-14 20:57:49,838 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 20:57:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:57:49,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:49,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:57:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 28 states and 33 transitions. [2022-12-14 20:57:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 20:57:50,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:57:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:50,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:57:50,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:57:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:57:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:57:50,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:57:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:57:50,194 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2022-12-14 20:57:50,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:57:50 ImpRootNode [2022-12-14 20:57:50,223 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:57:50,223 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:57:50,223 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:57:50,224 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:57:50,224 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:57:49" (3/4) ... [2022-12-14 20:57:50,225 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 20:57:50,261 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:57:50,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:57:50,262 INFO L158 Benchmark]: Toolchain (without parser) took 2203.95ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 75.5MB in the beginning and 88.0MB in the end (delta: -12.5MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-12-14 20:57:50,262 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:57:50,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 856.65ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 75.4MB in the beginning and 93.4MB in the end (delta: -18.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-12-14 20:57:50,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.78ms. Allocated memory is still 151.0MB. Free memory was 93.4MB in the beginning and 90.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:57:50,264 INFO L158 Benchmark]: Boogie Preprocessor took 25.64ms. Allocated memory is still 151.0MB. Free memory was 90.5MB in the beginning and 89.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:57:50,264 INFO L158 Benchmark]: RCFGBuilder took 338.25ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 72.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:57:50,265 INFO L158 Benchmark]: CodeCheck took 890.89ms. Allocated memory is still 151.0MB. Free memory was 72.4MB in the beginning and 90.1MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:57:50,265 INFO L158 Benchmark]: Witness Printer took 38.18ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:57:50,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 4 procedures, 30 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 34 mSDtfsCounter, 44 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 97 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1563]: integer overflow possible integer overflow possible We found a 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); [L1585] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1585] RET printLine("Calling bad()...") VAL [\old(argc)=16, argc=16, argv={14:13}, argv={14:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1586] CALL CWE190_Integer_Overflow__int_fscanf_postinc_12_bad() [L1550] int data; [L1551] data = 0 VAL [data={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [data={5:0}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] EXPR \read(data) [L1563] data++ VAL [\read(data)=2147483647, data={5:0}, data++=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 856.65ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 75.4MB in the beginning and 93.4MB in the end (delta: -18.0MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.78ms. Allocated memory is still 151.0MB. Free memory was 93.4MB in the beginning and 90.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.64ms. Allocated memory is still 151.0MB. Free memory was 90.5MB in the beginning and 89.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 338.25ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 72.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 890.89ms. Allocated memory is still 151.0MB. Free memory was 72.4MB in the beginning and 90.1MB in the end (delta: -17.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 38.18ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-12-14 20:57:50,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4db732de-572a-4d68-ab48-18ab34a5b418/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)