./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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 d91c97e7bbff0b8124f8acd24e096fe6fae5d574d36da9e3a5d49ae5b14ceeb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:32,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:32,992 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:52:33,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:33,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:33,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:33,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:33,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:33,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:33,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:33,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:33,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:33,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:33,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:33,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:33,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:33,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:33,055 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:33,055 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:33,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:33,056 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:33,057 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:33,057 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:33,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:33,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:33,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:33,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:33,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:33,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:33,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:33,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:33,063 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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d91c97e7bbff0b8124f8acd24e096fe6fae5d574d36da9e3a5d49ae5b14ceeb9 [2023-11-11 23:52:33,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:33,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:33,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:33,422 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:33,422 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:33,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i [2023-11-11 23:52:36,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:37,116 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:37,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i [2023-11-11 23:52:37,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/3c1c12f39/98134176c1654e8181f0977bd06a3c99/FLAG1a8e95afc [2023-11-11 23:52:37,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/3c1c12f39/98134176c1654e8181f0977bd06a3c99 [2023-11-11 23:52:37,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:37,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:37,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:37,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:37,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:37,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:37" (1/1) ... [2023-11-11 23:52:37,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@347c4cc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:37, skipping insertion in model container [2023-11-11 23:52:37,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:37" (1/1) ... [2023-11-11 23:52:37,271 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:37,715 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:38,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:38,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:38,353 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:38,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:38,648 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,648 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,648 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,649 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,649 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,649 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:38,658 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:38,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38 WrapperNode [2023-11-11 23:52:38,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:38,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:38,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:38,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:38,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,747 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2023-11-11 23:52:38,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:38,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:38,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:38,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:38,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:38,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:38,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:38,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:38,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:38" (1/1) ... [2023-11-11 23:52:38,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:38,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:38,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:38,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:38,891 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:52:38,892 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:52:38,893 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:52:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:52:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:38,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:38,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:52:38,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:39,067 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:39,070 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:39,213 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:39,252 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:39,252 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:39,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:39 BoogieIcfgContainer [2023-11-11 23:52:39,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:39,256 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:39,256 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:39,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:39,267 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:39" (1/1) ... [2023-11-11 23:52:39,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:39,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:52:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:52:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:39,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:39,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:52:39,880 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 23:52:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-11 23:52:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-11 23:52:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:52:40,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:40,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:40,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:40,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:40,247 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-11 23:52:40,285 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post98 could not be translated [2023-11-11 23:52:40,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:52:40 ImpRootNode [2023-11-11 23:52:40,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:52:40,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:52:40,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:52:40,291 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:52:40,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:39" (3/4) ... [2023-11-11 23:52:40,294 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:52:40,295 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:52:40,297 INFO L158 Benchmark]: Toolchain (without parser) took 3123.99ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 109.3MB in the end (delta: 6.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-11 23:52:40,300 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 107.0MB. Free memory was 56.2MB in the beginning and 56.0MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:40,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1485.54ms. Allocated memory is still 155.2MB. Free memory was 115.8MB in the beginning and 93.7MB in the end (delta: 22.1MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2023-11-11 23:52:40,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.96ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 91.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:40,302 INFO L158 Benchmark]: Boogie Preprocessor took 52.69ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 89.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:40,303 INFO L158 Benchmark]: RCFGBuilder took 452.67ms. Allocated memory is still 155.2MB. Free memory was 89.5MB in the beginning and 74.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:52:40,303 INFO L158 Benchmark]: CodeCheck took 1034.22ms. Allocated memory is still 155.2MB. Free memory was 74.8MB in the beginning and 109.3MB in the end (delta: -34.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:40,304 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 155.2MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:40,307 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: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 11 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 20 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1568. 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); [L1548] static int badStatic = 0; [L1581] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1581] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=18, argc=18, argv={20:12}, argv={20:12}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1582] CALL CWE190_Integer_Overflow__int_fgets_postinc_21_bad() [L1562] int data; [L1563] data = 0 [L1565] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1566] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1568] EXPR data = atoi(inputBuffer) [L1565] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564-L1574] { char inputBuffer[(3 * sizeof(data) + 2)] = ""; if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)) { data = atoi(inputBuffer); } else { printLine("fgets() failed."); } } [L1575] badStatic = 1 [L1576] CALL badSink(data) [L1551] COND TRUE \read(badStatic) [L1554] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, badStatic=1, data=2147483647, 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 0.36ms. Allocated memory is still 107.0MB. Free memory was 56.2MB in the beginning and 56.0MB in the end (delta: 134.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1485.54ms. Allocated memory is still 155.2MB. Free memory was 115.8MB in the beginning and 93.7MB in the end (delta: 22.1MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.96ms. Allocated memory is still 155.2MB. Free memory was 93.7MB in the beginning and 91.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.69ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 89.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 452.67ms. Allocated memory is still 155.2MB. Free memory was 89.5MB in the beginning and 74.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1034.22ms. Allocated memory is still 155.2MB. Free memory was 74.8MB in the beginning and 109.3MB in the end (delta: -34.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 155.2MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post98 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:52:40,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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 d91c97e7bbff0b8124f8acd24e096fe6fae5d574d36da9e3a5d49ae5b14ceeb9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:43,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:43,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:52:43,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:43,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:43,306 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:43,307 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:43,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:43,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:43,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:43,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:43,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:43,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:43,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:43,318 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:52:43,318 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:52:43,319 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:43,319 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:52:43,320 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:43,321 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:43,321 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:43,322 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:43,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:43,323 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:52:43,324 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:43,324 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:43,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:43,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:43,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:43,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:43,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:43,328 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:52:43,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:43,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:43,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:52:43,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:52:43,330 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_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d91c97e7bbff0b8124f8acd24e096fe6fae5d574d36da9e3a5d49ae5b14ceeb9 [2023-11-11 23:52:43,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:43,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:43,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:43,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:43,835 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:43,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i [2023-11-11 23:52:47,221 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:47,727 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:47,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_21_bad.i [2023-11-11 23:52:47,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/082630a3a/dce951ba72b84f52afd8d1ebdf087fbf/FLAGdc8ea9ac2 [2023-11-11 23:52:47,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/data/082630a3a/dce951ba72b84f52afd8d1ebdf087fbf [2023-11-11 23:52:47,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:47,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:47,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:47,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:47,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:47,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:47,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71f54273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47, skipping insertion in model container [2023-11-11 23:52:47,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:47,908 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:48,342 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:48,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:48,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:49,017 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:52:49,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:49,300 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,301 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,301 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,301 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,302 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,302 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:52:49,310 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:49,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49 WrapperNode [2023-11-11 23:52:49,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:49,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:49,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:49,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:49,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,394 INFO L138 Inliner]: procedures = 506, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-11 23:52:49,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:49,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:49,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:49,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:49,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,478 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:49,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:49,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:49,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:49,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:49" (1/1) ... [2023-11-11 23:52:49,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:49,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:49,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:49,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:49,603 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:52:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-11-11 23:52:49,830 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:49,833 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:50,084 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:50,155 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:50,156 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:50,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:50 BoogieIcfgContainer [2023-11-11 23:52:50,159 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:50,161 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:50,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:50,173 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:50,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:50" (1/1) ... [2023-11-11 23:52:50,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:50,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-11 23:52:50,268 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-11 23:52:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:52:50,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:50,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:52:50,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:52:50,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:52:50,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:52:50,362 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 23:52:50,366 INFO L158 Benchmark]: Toolchain (without parser) took 2569.81ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 49.8MB in the beginning and 52.9MB in the end (delta: -3.0MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,367 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1512.07ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 57.1MB in the end (delta: -7.4MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.20ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 54.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,369 INFO L158 Benchmark]: Boogie Preprocessor took 98.48ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 52.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,370 INFO L158 Benchmark]: RCFGBuilder took 664.53ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 58.5MB in the end (delta: -6.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,370 INFO L158 Benchmark]: CodeCheck took 202.90ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 52.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:52:50,374 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 0.80ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.5MB in the end (delta: 65.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1512.07ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 49.7MB in the beginning and 57.1MB in the end (delta: -7.4MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.20ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 54.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.48ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 52.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.53ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 58.5MB in the end (delta: -6.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 202.90ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 52.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:52:50,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:52:50,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4aa17e6-788e-49d9-bca3-c27f6e98a726/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