./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 f51cd66cc8ab187e6d0f388d838666fcffc43452be13bff3e7ff354d13db6cea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:44,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:45,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:55:45,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:45,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:45,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:45,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:45,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:45,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:45,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:45,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:45,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:45,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:45,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:45,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:45,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:45,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:45,051 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:45,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:45,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:45,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:45,054 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:45,054 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:45,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:45,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:45,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:45,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:45,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:45,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:45,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:45,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:45,058 INFO L153 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_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51cd66cc8ab187e6d0f388d838666fcffc43452be13bff3e7ff354d13db6cea [2023-11-11 23:55:45,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:45,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:45,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:45,326 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:45,327 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:45,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i [2023-11-11 23:55:48,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:49,135 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:49,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i [2023-11-11 23:55:49,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/e8dff8ffa/4814e630a8f54d2fb33604fd93ce2381/FLAG119640e29 [2023-11-11 23:55:49,180 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/e8dff8ffa/4814e630a8f54d2fb33604fd93ce2381 [2023-11-11 23:55:49,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:49,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:49,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:49,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:49,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:49,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:49" (1/1) ... [2023-11-11 23:55:49,201 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4e769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:49, skipping insertion in model container [2023-11-11 23:55:49,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:49" (1/1) ... [2023-11-11 23:55:49,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:55:49,742 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:50,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:50,569 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:55:50,604 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:55:50,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:55:50,885 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,885 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,885 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,885 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,886 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,886 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:55:50,894 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:55:50,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50 WrapperNode [2023-11-11 23:55:50,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:50,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:50,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:55:50,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:55:50,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:50,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:50,997 INFO L138 Inliner]: procedures = 501, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-11 23:55:50,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:55:50,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:55:50,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:55:50,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:55:51,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,057 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:55:51,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:55:51,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:55:51,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:55:51,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:50" (1/1) ... [2023-11-11 23:55:51,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:51,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:55:51,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:55:51,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:55:51,152 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:55:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:55:51,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:55:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:55:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:55:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:55:51,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:55:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:55:51,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:55:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:55:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:55:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:55:51,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:55:51,312 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:55:51,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:51,472 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:51,510 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:51,511 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:55:51,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:51 BoogieIcfgContainer [2023-11-11 23:55:51,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:51,518 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:51,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:51,535 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:51,536 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:51" (1/1) ... [2023-11-11 23:55:51,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:55:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:55:51,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:55:51,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:51,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:52,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-11 23:55:52,066 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-11 23:55:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:52,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:52,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:52,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:52,243 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:55:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:55:52,293 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:55:52,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:55:52 ImpRootNode [2023-11-11 23:55:52,327 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:55:52,328 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:55:52,329 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:55:52,329 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:55:52,330 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:51" (3/4) ... [2023-11-11 23:55:52,332 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:55:52,333 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:55:52,334 INFO L158 Benchmark]: Toolchain (without parser) took 3144.32ms. Allocated memory is still 201.3MB. Free memory was 152.3MB in the beginning and 97.8MB in the end (delta: 54.5MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,335 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 78.3MB in the beginning and 78.2MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:52,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1702.53ms. Allocated memory is still 201.3MB. Free memory was 152.0MB in the beginning and 150.2MB in the end (delta: 1.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.84ms. Allocated memory is still 201.3MB. Free memory was 150.2MB in the beginning and 147.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,337 INFO L158 Benchmark]: Boogie Preprocessor took 75.04ms. Allocated memory is still 201.3MB. Free memory was 147.1MB in the beginning and 145.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,338 INFO L158 Benchmark]: RCFGBuilder took 442.86ms. Allocated memory is still 201.3MB. Free memory was 145.3MB in the beginning and 130.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,338 INFO L158 Benchmark]: CodeCheck took 809.30ms. Allocated memory is still 201.3MB. Free memory was 130.0MB in the beginning and 97.8MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:55:52,339 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 201.3MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:55:52,346 INFO L338 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1581]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=41, argc=41, argv={13:42}, argv={13:42}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fgets_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1556] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] EXPR data = atoi(inputBuffer) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1554-L1564] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1565] dataArray[2] = data [L1566] CALL CWE190_Integer_Overflow__int_fgets_multiply_66b_badSink(dataArray) [L1578] EXPR dataArray[2] [L1578] int data = dataArray[2]; [L1579] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataArray={1145:0}, dataArray={1145:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1581] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataArray={1145:0}, dataArray={1145:0}, 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 0.33ms. Allocated memory is still 134.2MB. Free memory was 78.3MB in the beginning and 78.2MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1702.53ms. Allocated memory is still 201.3MB. Free memory was 152.0MB in the beginning and 150.2MB in the end (delta: 1.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.84ms. Allocated memory is still 201.3MB. Free memory was 150.2MB in the beginning and 147.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.04ms. Allocated memory is still 201.3MB. Free memory was 147.1MB in the beginning and 145.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 442.86ms. Allocated memory is still 201.3MB. Free memory was 145.3MB in the beginning and 130.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 809.30ms. Allocated memory is still 201.3MB. Free memory was 130.0MB in the beginning and 97.8MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 201.3MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:55:52,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/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_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 f51cd66cc8ab187e6d0f388d838666fcffc43452be13bff3e7ff354d13db6cea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:55,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:55,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:55:55,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:55,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:55,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:55,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:55,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:55,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:55,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:55,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:55,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:55,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:55,376 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:55,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:55:55,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:55:55,378 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:55:55,378 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:55:55,379 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:55:55,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:55,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:55,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:55,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:55,382 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:55:55,383 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:55,383 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:55,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:55,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:55,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:55,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:55,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:55,387 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:55:55,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:55:55,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:55,388 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:55:55,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:55:55,389 INFO L153 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_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51cd66cc8ab187e6d0f388d838666fcffc43452be13bff3e7ff354d13db6cea [2023-11-11 23:55:55,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:55,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:55,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:55,873 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:55,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:55,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i [2023-11-11 23:55:59,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:59,552 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:59,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_66_bad.i [2023-11-11 23:55:59,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/bf0e1700d/6b47d5444ce344edad3b777ddf5263c9/FLAGc76d630e9 [2023-11-11 23:55:59,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/data/bf0e1700d/6b47d5444ce344edad3b777ddf5263c9 [2023-11-11 23:55:59,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:59,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:59,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:59,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:59,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:59,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6b3542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59, skipping insertion in model container [2023-11-11 23:55:59,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:00,198 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:56:00,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:00,786 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:00,819 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:56:00,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:01,114 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,115 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,115 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,115 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,115 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,116 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:01,124 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:01,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01 WrapperNode [2023-11-11 23:56:01,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:01,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:01,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:01,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:01,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,204 INFO L138 Inliner]: procedures = 506, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-11 23:56:01,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:01,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:01,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:01,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:01,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:01,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:01,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:01,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:01,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:01,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:01,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:01,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:01,364 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:56:01,364 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:56:01,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:56:01,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:01,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:01,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:01,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:01,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:01,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:56:01,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:01,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:56:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:56:01,589 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:01,590 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:01,769 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:01,830 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:01,839 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:01,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:01 BoogieIcfgContainer [2023-11-11 23:56:01,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:01,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:01,844 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:01,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:01,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:56:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:56:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:56:01,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:01,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:01,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:01,969 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:01,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:56:02,044 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-11 23:56:02,048 INFO L158 Benchmark]: Toolchain (without parser) took 2430.37ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.1MB in the beginning and 53.6MB in the end (delta: -9.5MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,048 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 63.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:02,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1505.29ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 58.6MB in the end (delta: -14.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.14ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 55.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,051 INFO L158 Benchmark]: Boogie Preprocessor took 42.81ms. Allocated memory is still 88.1MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,055 INFO L158 Benchmark]: RCFGBuilder took 593.34ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 59.2MB in the end (delta: -5.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,056 INFO L158 Benchmark]: CodeCheck took 202.80ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 53.6MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:02,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 63.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1505.29ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.0MB in the beginning and 58.6MB in the end (delta: -14.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.14ms. Allocated memory is still 88.1MB. Free memory was 58.6MB in the beginning and 55.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.81ms. Allocated memory is still 88.1MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 593.34ms. Allocated memory is still 88.1MB. Free memory was 53.6MB in the beginning and 59.2MB in the end (delta: -5.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 202.80ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 53.6MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:56:02,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:02,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_816a3326-e95c-4677-9bc8-69bf24a44ea5/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared