./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL --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 31c0caf532094049a5f77ca1ce5e09321384ec3a45e3bf6bb2c739b1795a0752 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:00,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:00,947 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:08:00,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:00,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:01,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:01,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:01,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:01,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:01,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:01,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:01,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:01,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:01,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:01,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:01,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:01,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:01,017 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:01,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:01,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:01,018 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:01,019 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:01,020 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:01,021 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:01,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:01,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:01,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:01,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:01,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:01,025 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:01,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:01,027 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:01,027 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_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31c0caf532094049a5f77ca1ce5e09321384ec3a45e3bf6bb2c739b1795a0752 [2023-11-19 04:08:01,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:01,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:01,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:01,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:01,329 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:01,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i [2023-11-19 04:08:04,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:05,019 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:05,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i [2023-11-19 04:08:05,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/f489faf0b/bf1cb47ecca14b8390537e89e8e2ef43/FLAGc9157be68 [2023-11-19 04:08:05,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/f489faf0b/bf1cb47ecca14b8390537e89e8e2ef43 [2023-11-19 04:08:05,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:05,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:05,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:05,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:05,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:05,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43d44a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:05, skipping insertion in model container [2023-11-19 04:08:05,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:05" (1/1) ... [2023-11-19 04:08:05,199 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:05,729 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:07,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:07,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:07,187 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:07,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:07,760 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:07,760 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:07,761 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:07,761 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:07,761 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:07,769 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:07,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07 WrapperNode [2023-11-19 04:08:07,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:07,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:07,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:07,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:07,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,859 INFO L138 Inliner]: procedures = 939, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-19 04:08:07,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:07,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:07,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:07,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:07,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,874 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:07,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:07,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:07,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:07,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:07" (1/1) ... [2023-11-19 04:08:07,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:07,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:07,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:07,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:07,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:07,981 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2023-11-19 04:08:07,981 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2023-11-19 04:08:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:08:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:08:07,982 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:08:07,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:07,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:08,211 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:08,213 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:08,373 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:08,422 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:08,422 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:08,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:08 BoogieIcfgContainer [2023-11-19 04:08:08,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:08,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:08,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:08,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:08,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:08" (1/1) ... [2023-11-19 04:08:08,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:08,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-19 04:08:08,508 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-19 04:08:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:08:08,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:08:08,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:08:08,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:08:08,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:08:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-19 04:08:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-19 04:08:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:08:08,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:08,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 04:08:19,032 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) 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) [2023-11-19 04:08:19,036 INFO L158 Benchmark]: Toolchain (without parser) took 13951.39ms. Allocated memory is still 161.5MB. Free memory was 110.4MB in the beginning and 103.4MB in the end (delta: 7.0MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:19,036 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:19,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2682.83ms. Allocated memory is still 161.5MB. Free memory was 110.4MB in the beginning and 83.9MB in the end (delta: 26.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2023-11-19 04:08:19,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.78ms. Allocated memory is still 161.5MB. Free memory was 83.9MB in the beginning and 79.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:19,040 INFO L158 Benchmark]: Boogie Preprocessor took 29.11ms. Allocated memory is still 161.5MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:19,041 INFO L158 Benchmark]: RCFGBuilder took 537.00ms. Allocated memory is still 161.5MB. Free memory was 77.5MB in the beginning and 62.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:19,042 INFO L158 Benchmark]: CodeCheck took 10606.22ms. Allocated memory is still 161.5MB. Free memory was 62.8MB in the beginning and 103.4MB in the end (delta: -40.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:19,050 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2682.83ms. Allocated memory is still 161.5MB. Free memory was 110.4MB in the beginning and 83.9MB in the end (delta: 26.6MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.78ms. Allocated memory is still 161.5MB. Free memory was 83.9MB in the beginning and 79.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.11ms. Allocated memory is still 161.5MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.00ms. Allocated memory is still 161.5MB. Free memory was 77.5MB in the beginning and 62.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10606.22ms. Allocated memory is still 161.5MB. Free memory was 62.8MB in the beginning and 103.4MB in the end (delta: -40.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:19,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL --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 31c0caf532094049a5f77ca1ce5e09321384ec3a45e3bf6bb2c739b1795a0752 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:21,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:21,757 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:08:21,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:21,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:21,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:21,818 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:21,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:21,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:21,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:21,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:21,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:21,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:21,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:21,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:21,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:21,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:21,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:21,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:21,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:21,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:21,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:21,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:21,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:21,835 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:21,835 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:21,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:21,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:21,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:21,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:21,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:21,839 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:21,839 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:21,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:21,840 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:21,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:21,841 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_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31c0caf532094049a5f77ca1ce5e09321384ec3a45e3bf6bb2c739b1795a0752 [2023-11-19 04:08:22,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:22,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:22,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:22,273 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:22,274 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:22,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i [2023-11-19 04:08:25,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:26,131 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:26,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_08_bad.i [2023-11-19 04:08:26,175 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/ce2ac515d/e7f992b033704608be907ca8cf182504/FLAG2870a6301 [2023-11-19 04:08:26,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/data/ce2ac515d/e7f992b033704608be907ca8cf182504 [2023-11-19 04:08:26,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:26,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:26,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:26,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:26,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:26,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:26" (1/1) ... [2023-11-19 04:08:26,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69fd4b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:26, skipping insertion in model container [2023-11-19 04:08:26,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:26" (1/1) ... [2023-11-19 04:08:26,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:27,011 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:28,491 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:28,508 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:28,532 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:08:28,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:29,169 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:29,170 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:29,170 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:29,170 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:29,171 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:29,180 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:29,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29 WrapperNode [2023-11-19 04:08:29,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:29,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:29,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:29,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:29,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,309 INFO L138 Inliner]: procedures = 944, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2023-11-19 04:08:29,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:29,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:29,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:29,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:29,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:29,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:29,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:29,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:29,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:29" (1/1) ... [2023-11-19 04:08:29,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:29,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:29,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:29,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2023-11-19 04:08:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2023-11-19 04:08:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:08:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:08:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:08:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:29,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:29,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:29,698 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:29,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:30,156 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:30,205 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:30,205 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:30,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:30 BoogieIcfgContainer [2023-11-19 04:08:30,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:30,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:30,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:30,233 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:30,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:30" (1/1) ... [2023-11-19 04:08:30,243 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:30,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-19 04:08:30,323 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-19 04:08:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:08:30,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:30,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:08:30,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:08:30,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569adaf7-2e3a-4325-a33f-590f5146b232/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process