./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7a4f613bebce266be5a00189eb01510ac8205ea75acd3e5de1ab70f87569f78 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:48:01,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:48:01,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:48:01,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:48:01,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:48:01,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:48:01,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:48:01,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:48:01,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:48:01,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:48:01,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:48:01,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:48:01,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:48:01,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:48:01,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:48:01,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:48:01,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:48:01,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:48:01,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:48:01,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:48:01,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:48:01,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:48:01,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:48:01,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:48:01,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:48:01,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:48:01,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:48:01,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:48:01,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:48:01,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:48:01,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:48:01,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:48:01,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:48:01,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:48:01,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:48:01,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:48:01,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:48:01,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:48:01,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:48:01,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:48:01,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:48:01,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:48:01,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:48:01,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:48:01,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:48:01,478 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:48:01,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:48:01,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:48:01,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:48:01,480 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:48:01,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:48:01,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:48:01,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:48:01,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:48:01,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:48:01,482 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:48:01,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:48:01,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:48:01,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:48:01,483 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:48:01,484 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:48:01,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:48:01,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:48:01,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:48:01,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:48:01,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:48:01,485 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:48:01,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:48:01,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:48:01,486 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_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7a4f613bebce266be5a00189eb01510ac8205ea75acd3e5de1ab70f87569f78 [2022-11-20 16:48:01,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:48:01,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:48:01,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:48:01,864 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:48:01,864 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:48:01,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i [2022-11-20 16:48:04,997 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:48:05,398 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:48:05,399 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i [2022-11-20 16:48:05,434 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/8ad46837e/4f779849102f4680af2ab0a72d183b9f/FLAGb4fe858e2 [2022-11-20 16:48:05,453 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/8ad46837e/4f779849102f4680af2ab0a72d183b9f [2022-11-20 16:48:05,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:48:05,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:48:05,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:48:05,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:48:05,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:48:05,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:48:05" (1/1) ... [2022-11-20 16:48:05,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a3c446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:05, skipping insertion in model container [2022-11-20 16:48:05,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:48:05" (1/1) ... [2022-11-20 16:48:05,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:48:05,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:48:06,025 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:48:06,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:48:06,806 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:48:06,827 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:48:06,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:48:07,021 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:48:07,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07 WrapperNode [2022-11-20 16:48:07,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:48:07,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:48:07,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:48:07,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:48:07,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,122 INFO L138 Inliner]: procedures = 504, calls = 66, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 62 [2022-11-20 16:48:07,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:48:07,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:48:07,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:48:07,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:48:07,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,148 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:48:07,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:48:07,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:48:07,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:48:07,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:48:07,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:48:07,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:48:07,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:48:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 16:48:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:48:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:48:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:48:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:48:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:48:07,493 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:48:07,495 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:48:07,622 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:48:07,673 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:48:07,673 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:48:07,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:48:07 BoogieIcfgContainer [2022-11-20 16:48:07,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:48:07,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:48:07,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:48:07,696 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:48:07,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:48:07" (1/1) ... [2022-11-20 16:48:07,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:48:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-11-20 16:48:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-11-20 16:48:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:48:07,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:07,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:48:07,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:48:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:48:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:48:07,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 16:48:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 16:48:08,037 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-11-20 16:48:08,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:48:08 ImpRootNode [2022-11-20 16:48:08,084 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:48:08,085 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:48:08,085 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:48:08,085 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:48:08,086 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:48:07" (3/4) ... [2022-11-20 16:48:08,089 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 16:48:08,090 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:48:08,091 INFO L158 Benchmark]: Toolchain (without parser) took 2628.82ms. Allocated memory is still 169.9MB. Free memory was 121.6MB in the beginning and 84.0MB in the end (delta: 37.6MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,091 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 69.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:48:08,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1559.57ms. Allocated memory is still 169.9MB. Free memory was 121.6MB in the beginning and 121.7MB in the end (delta: -45.7kB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.10ms. Allocated memory is still 169.9MB. Free memory was 121.7MB in the beginning and 118.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,093 INFO L158 Benchmark]: Boogie Preprocessor took 29.18ms. Allocated memory is still 169.9MB. Free memory was 118.7MB in the beginning and 117.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,095 INFO L158 Benchmark]: RCFGBuilder took 522.94ms. Allocated memory is still 169.9MB. Free memory was 117.6MB in the beginning and 102.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,096 INFO L158 Benchmark]: CodeCheck took 407.58ms. Allocated memory is still 169.9MB. Free memory was 102.0MB in the beginning and 84.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:48:08,096 INFO L158 Benchmark]: Witness Printer took 4.99ms. Allocated memory is still 169.9MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:48:08,099 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 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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: 1592]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1557. 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); [L1569] 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) [L1569] RET printLine("Calling bad()...") VAL [\old(argc)=18, argc=18, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_54_bad() [L1551] int data; [L1552] data = 0 [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1555] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1557] data = atoi(inputBuffer) [L1554] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_54b_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_fgets_postinc_54c_badSink(data) [L1582] CALL CWE190_Integer_Overflow__int_fgets_postinc_54d_badSink(data) [L1587] CALL CWE190_Integer_Overflow__int_fgets_postinc_54e_badSink(data) [L1592] data++ VAL [\old(data)=2147483647, data=2147483647, 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 0.67ms. Allocated memory is still 127.9MB. Free memory was 70.1MB in the beginning and 69.9MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1559.57ms. Allocated memory is still 169.9MB. Free memory was 121.6MB in the beginning and 121.7MB in the end (delta: -45.7kB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.10ms. Allocated memory is still 169.9MB. Free memory was 121.7MB in the beginning and 118.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.18ms. Allocated memory is still 169.9MB. Free memory was 118.7MB in the beginning and 117.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 522.94ms. Allocated memory is still 169.9MB. Free memory was 117.6MB in the beginning and 102.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 407.58ms. Allocated memory is still 169.9MB. Free memory was 102.0MB in the beginning and 84.0MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.99ms. Allocated memory is still 169.9MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-20 16:48:08,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7a4f613bebce266be5a00189eb01510ac8205ea75acd3e5de1ab70f87569f78 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:48:10,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:48:10,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:48:10,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:48:10,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:48:10,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:48:10,817 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:48:10,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:48:10,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:48:10,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:48:10,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:48:10,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:48:10,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:48:10,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:48:10,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:48:10,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:48:10,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:48:10,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:48:10,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:48:10,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:48:10,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:48:10,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:48:10,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:48:10,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:48:10,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:48:10,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:48:10,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:48:10,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:48:10,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:48:10,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:48:10,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:48:10,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:48:10,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:48:10,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:48:10,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:48:10,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:48:10,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:48:10,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:48:10,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:48:10,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:48:10,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:48:10,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2022-11-20 16:48:10,907 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:48:10,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:48:10,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:48:10,910 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:48:10,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:48:10,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:48:10,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:48:10,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:48:10,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:48:10,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:48:10,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:48:10,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:48:10,913 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:48:10,913 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:48:10,914 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:48:10,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:48:10,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:48:10,914 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:48:10,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:48:10,915 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:48:10,915 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:48:10,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:48:10,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:48:10,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:48:10,916 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:48:10,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:48:10,917 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_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7a4f613bebce266be5a00189eb01510ac8205ea75acd3e5de1ab70f87569f78 [2022-11-20 16:48:11,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:48:11,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:48:11,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:48:11,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:48:11,403 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:48:11,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i [2022-11-20 16:48:14,450 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:48:14,934 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:48:14,937 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_54_bad.i [2022-11-20 16:48:14,970 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/fc7ab896f/3f7d4c5983d14bd28aa2f1ca8ef9bb2f/FLAG31f634e48 [2022-11-20 16:48:15,057 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920fe0e9-d96f-4744-b8c4-cc451f1aad75/bin/ukojak-pZX7IvK2PQ/data/fc7ab896f/3f7d4c5983d14bd28aa2f1ca8ef9bb2f [2022-11-20 16:48:15,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:48:15,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:48:15,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:48:15,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:48:15,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:48:15,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:48:15" (1/1) ... [2022-11-20 16:48:15,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8c5f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:48:15, skipping insertion in model container [2022-11-20 16:48:15,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:48:15" (1/1) ... [2022-11-20 16:48:15,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:48:15,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:48:15,633 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:48:15,996 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1126) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:357) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 16:48:16,005 INFO L158 Benchmark]: Toolchain (without parser) took 928.90ms. Allocated memory is still 69.2MB. Free memory was 36.0MB in the beginning and 41.4MB in the end (delta: -5.4MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-20 16:48:16,006 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:48:16,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.54ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 41.4MB in the end (delta: -5.6MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-20 16:48:16,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.54ms. Allocated memory is still 69.2MB. Free memory was 35.8MB in the beginning and 41.4MB in the end (delta: -5.6MB). Peak memory consumption was 10.7MB. 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.