./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_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_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg --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 1ead5f43c29b00715b7b82f92134d46bf2a7b679a2c09833ac98a2dec366ad20 --- 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 23:24:25,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:25,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:25,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:25,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:25,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:25,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:25,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:25,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:25,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:25,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:25,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:25,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:25,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:25,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:25,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:25,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:25,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:25,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:25,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:25,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:25,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:25,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:25,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:25,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:25,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:25,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:25,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:25,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:25,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:25,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:25,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:25,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:25,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:25,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:25,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:25,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:25,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:25,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:25,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:25,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:25,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:24:25,882 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:25,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:25,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:25,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:25,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:25,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:25,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:25,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:24:25,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:24:25,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:25,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:25,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:25,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:25,887 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:24:25,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:25,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:25,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:25,888 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:25,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:25,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:25,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:25,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:25,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:25,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:25,890 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:24:25,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:24:25,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:25,890 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_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ead5f43c29b00715b7b82f92134d46bf2a7b679a2c09833ac98a2dec366ad20 [2022-11-21 23:24:26,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:26,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:26,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:26,191 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:26,191 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:26,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i [2022-11-21 23:24:29,328 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:29,698 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:29,699 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i [2022-11-21 23:24:29,716 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/0825bddbe/5da13602ab5a4730a7e0e68e20a83570/FLAG313b7cf04 [2022-11-21 23:24:29,731 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/0825bddbe/5da13602ab5a4730a7e0e68e20a83570 [2022-11-21 23:24:29,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:29,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:29,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:29,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:29,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:29,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:29" (1/1) ... [2022-11-21 23:24:29,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d2dade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:29, skipping insertion in model container [2022-11-21 23:24:29,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:29" (1/1) ... [2022-11-21 23:24:29,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:29,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:30,175 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:24:30,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:30,781 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:24:30,812 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:24:30,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:31,052 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:24:31,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31 WrapperNode [2022-11-21 23:24:31,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:31,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:31,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:24:31,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:24:31,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,134 INFO L138 Inliner]: procedures = 502, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2022-11-21 23:24:31,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:31,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:24:31,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:24:31,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:24:31,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,157 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:24:31,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:24:31,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:24:31,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:24:31,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:31,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:24:31,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:24:31,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:24:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 23:24:31,239 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:24:31,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:24:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:24:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 23:24:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:24:31,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:24:31,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:24:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-21 23:24:31,241 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-21 23:24:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:24:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:24:31,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:24:31,388 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:24:31,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:24:31,613 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:24:31,655 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:24:31,655 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:24:31,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:31 BoogieIcfgContainer [2022-11-21 23:24:31,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:24:31,659 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:24:31,659 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:24:31,667 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:24:31,668 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:31" (1/1) ... [2022-11-21 23:24:31,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:24:31,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-11-21 23:24:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-11-21 23:24:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:24:31,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:31,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:32,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:24:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:32,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-11-21 23:24:32,224 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-11-21 23:24:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:24:32,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:32,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:24:32,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:24:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:24:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:24:32,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:24:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:24:32,483 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-11-21 23:24:32,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:24:32 ImpRootNode [2022-11-21 23:24:32,532 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:24:32,533 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:24:32,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:24:32,534 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:24:32,534 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:31" (3/4) ... [2022-11-21 23:24:32,538 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 23:24:32,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:24:32,539 INFO L158 Benchmark]: Toolchain (without parser) took 2804.13ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 91.9MB in the beginning and 146.9MB in the end (delta: -55.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:32,540 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:32,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1316.70ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 85.9MB in the end (delta: 6.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2022-11-21 23:24:32,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.49ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 83.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:24:32,542 INFO L158 Benchmark]: Boogie Preprocessor took 25.79ms. Allocated memory is still 138.4MB. Free memory was 83.1MB in the beginning and 81.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:24:32,543 INFO L158 Benchmark]: RCFGBuilder took 496.64ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 66.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:24:32,543 INFO L158 Benchmark]: CodeCheck took 873.93ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 66.5MB in the beginning and 147.9MB in the end (delta: -81.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:32,544 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 190.8MB. Free memory was 147.9MB in the beginning and 146.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:32,547 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 3 procedures, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 20 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 1/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1566. 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); [L1586] 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) [L1586] RET printLine("Calling bad()...") VAL [\old(argc)=19, argc=19, argv={18:12}, argv={18:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1587] CALL CWE190_Integer_Overflow__int_fgets_preinc_08_bad() [L1558] int data; [L1559] 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] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() 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, staticReturnsTrue()=1] [L1560] COND TRUE staticReturnsTrue() [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1566] data = atoi(inputBuffer) [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1574] RET staticReturnsTrue() VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticReturnsTrue()=1] [L1574] COND TRUE staticReturnsTrue() [L1577] ++data VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1316.70ms. Allocated memory is still 138.4MB. Free memory was 91.9MB in the beginning and 85.9MB in the end (delta: 6.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.49ms. Allocated memory is still 138.4MB. Free memory was 85.9MB in the beginning and 83.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.79ms. Allocated memory is still 138.4MB. Free memory was 83.1MB in the beginning and 81.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 496.64ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 66.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 873.93ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 66.5MB in the beginning and 147.9MB in the end (delta: -81.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 190.8MB. Free memory was 147.9MB in the beginning and 146.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 23:24:32,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg --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 1ead5f43c29b00715b7b82f92134d46bf2a7b679a2c09833ac98a2dec366ad20 --- 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 23:24:35,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:35,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:35,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:35,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:35,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:35,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:35,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:35,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:35,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:35,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:35,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:35,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:35,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:35,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:35,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:35,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:35,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:35,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:35,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:35,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:35,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:35,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:35,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:35,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:35,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:35,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:35,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:35,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:35,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:35,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:35,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:35,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:35,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:35,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:35,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:35,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:35,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:35,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:35,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:35,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:35,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-21 23:24:35,320 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:35,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:35,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:35,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:35,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:35,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:35,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:35,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:24:35,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:35,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:35,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:35,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:35,326 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:24:35,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:24:35,327 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:24:35,327 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:24:35,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:35,327 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:35,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:35,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:35,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:35,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:35,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:35,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:35,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:35,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:35,329 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:24:35,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:24:35,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:35,330 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:24:35,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:24:35,330 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_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ead5f43c29b00715b7b82f92134d46bf2a7b679a2c09833ac98a2dec366ad20 [2022-11-21 23:24:35,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:35,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:35,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:35,738 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:35,740 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:35,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i [2022-11-21 23:24:38,841 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:39,211 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:39,211 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_08_bad.i [2022-11-21 23:24:39,232 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/51d53bdf0/1c2147795e1e463eadd97c2916533c11/FLAG8c5c045a0 [2022-11-21 23:24:39,250 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d037e361-c2be-46b5-b94f-a09664767bbd/bin/ukojak-jW3SillKbg/data/51d53bdf0/1c2147795e1e463eadd97c2916533c11 [2022-11-21 23:24:39,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:39,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:39,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:39,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:39,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:39,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:39" (1/1) ... [2022-11-21 23:24:39,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2d9520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:39, skipping insertion in model container [2022-11-21 23:24:39,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:39" (1/1) ... [2022-11-21 23:24:39,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:39,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:39,849 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:24:40,158 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:24:40,167 INFO L158 Benchmark]: Toolchain (without parser) took 908.83ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.3MB in the beginning and 58.6MB in the end (delta: -26.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:24:40,168 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:24:40,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.77ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.2MB in the beginning and 58.7MB in the end (delta: -26.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:24:40,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.77ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 32.2MB in the beginning and 58.7MB in the end (delta: -26.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.