./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_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_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/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_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/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_14f8aed1-d167-4905-96a8-48ed6d22bac4/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 069ff69a1aaa5ea598030bb12966e0b73b97901bd98016e96f3b101f9ab891b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:12,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:12,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:54:12,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:12,224 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:12,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:12,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:12,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:12,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:12,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:12,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:12,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:12,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:12,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:12,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:12,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:12,277 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:12,277 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:54:12,277 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:12,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:12,278 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:12,279 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:12,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:12,279 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:12,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:12,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:12,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:12,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:12,282 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:12,282 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:12,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:12,283 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:12,284 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_14f8aed1-d167-4905-96a8-48ed6d22bac4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 069ff69a1aaa5ea598030bb12966e0b73b97901bd98016e96f3b101f9ab891b3 [2023-11-19 02:54:12,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:12,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:12,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:12,643 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:12,644 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:12,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i [2023-11-19 02:54:15,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:16,308 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:16,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i [2023-11-19 02:54:16,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/7c7a9cb12/99e685534b1947829a9bc060e43307b4/FLAG2deca9c38 [2023-11-19 02:54:16,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/7c7a9cb12/99e685534b1947829a9bc060e43307b4 [2023-11-19 02:54:16,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:16,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:16,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:16,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:16,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:16,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:16" (1/1) ... [2023-11-19 02:54:16,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64eabaab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16, skipping insertion in model container [2023-11-19 02:54:16,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:16" (1/1) ... [2023-11-19 02:54:16,481 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:16,980 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:18,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:18,052 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:18,095 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:18,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:18,574 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:18,576 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:18,576 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:18,576 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:18,576 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:18,584 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:18,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18 WrapperNode [2023-11-19 02:54:18,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:18,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:18,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:18,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:18,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,678 INFO L138 Inliner]: procedures = 937, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2023-11-19 02:54:18,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:18,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:18,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:18,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:18,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:18,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:18,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:18,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:18,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:18" (1/1) ... [2023-11-19 02:54:18,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:18,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:18,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:18,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:54:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:54:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:54:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:18,984 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:18,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:19,118 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:19,186 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:19,187 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:54:19,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:19 BoogieIcfgContainer [2023-11-19 02:54:19,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:19,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:19,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:19,203 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:19,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:54:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:54:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:19,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:19,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:19,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:54:19,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:19,652 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:54:19,655 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-19 02:54:19,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 02:54:19,682 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 02:54:19,685 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-19 02:54:19,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 02:54:19,726 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 02:54:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 02:54:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 02:54:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:54:19,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:19,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 02:54:29,930 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 02:54:29,934 INFO L158 Benchmark]: Toolchain (without parser) took 13560.07ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 101.6MB in the beginning and 128.2MB in the end (delta: -26.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:29,934 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:29,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2210.71ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 101.6MB in the beginning and 105.7MB in the end (delta: -4.1MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2023-11-19 02:54:29,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.32ms. Allocated memory is still 186.6MB. Free memory was 105.7MB in the beginning and 101.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:54:29,937 INFO L158 Benchmark]: Boogie Preprocessor took 36.20ms. Allocated memory is still 186.6MB. Free memory was 101.5MB in the beginning and 100.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:29,938 INFO L158 Benchmark]: RCFGBuilder took 477.28ms. Allocated memory is still 186.6MB. Free memory was 100.4MB in the beginning and 84.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:54:29,938 INFO L158 Benchmark]: CodeCheck took 10737.58ms. Allocated memory is still 186.6MB. Free memory was 84.7MB in the beginning and 128.2MB in the end (delta: -43.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:29,942 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 0.26ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2210.71ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 101.6MB in the beginning and 105.7MB in the end (delta: -4.1MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.32ms. Allocated memory is still 186.6MB. Free memory was 105.7MB in the beginning and 101.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.20ms. Allocated memory is still 186.6MB. Free memory was 101.5MB in the beginning and 100.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.28ms. Allocated memory is still 186.6MB. Free memory was 100.4MB in the beginning and 84.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 10737.58ms. Allocated memory is still 186.6MB. Free memory was 84.7MB in the beginning and 128.2MB in the end (delta: -43.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:29,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/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_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/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_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/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_14f8aed1-d167-4905-96a8-48ed6d22bac4/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 069ff69a1aaa5ea598030bb12966e0b73b97901bd98016e96f3b101f9ab891b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:32,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:33,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:54:33,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:33,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:33,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:33,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:33,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:33,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:33,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:33,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:33,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:33,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:33,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:33,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:54:33,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:54:33,068 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:54:33,068 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:54:33,068 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:33,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:33,069 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:33,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:33,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:33,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:33,071 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:33,072 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:33,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:33,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:33,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:33,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:33,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:33,075 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:54:33,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:33,076 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:33,076 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:54:33,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:33,077 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_14f8aed1-d167-4905-96a8-48ed6d22bac4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 069ff69a1aaa5ea598030bb12966e0b73b97901bd98016e96f3b101f9ab891b3 [2023-11-19 02:54:33,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:33,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:33,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:33,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:33,587 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:33,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i [2023-11-19 02:54:36,873 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:37,477 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:37,478 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_04_bad.i [2023-11-19 02:54:37,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/33453ff0c/42442d6a4252406881c8cde63adcb3b7/FLAG99386cf34 [2023-11-19 02:54:37,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/data/33453ff0c/42442d6a4252406881c8cde63adcb3b7 [2023-11-19 02:54:37,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:37,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:37,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:37,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:37,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:37,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:37" (1/1) ... [2023-11-19 02:54:37,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a57a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:37, skipping insertion in model container [2023-11-19 02:54:37,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:37" (1/1) ... [2023-11-19 02:54:37,669 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:38,270 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:39,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:39,431 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:39,459 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:39,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:40,111 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:40,112 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:40,112 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:40,112 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:40,112 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:40,121 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:40,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40 WrapperNode [2023-11-19 02:54:40,122 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:40,123 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:40,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:40,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:40,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,258 INFO L138 Inliner]: procedures = 942, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2023-11-19 02:54:40,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:40,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:40,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:40,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:40,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:40,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:40,350 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:40,350 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:40,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:40" (1/1) ... [2023-11-19 02:54:40,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:40,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:40,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:40,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:54:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:54:40,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:54:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:54:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:54:40,617 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:40,620 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:41,164 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:41,241 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:41,250 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:54:41,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:41 BoogieIcfgContainer [2023-11-19 02:54:41,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:41,259 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:41,259 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:41,271 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:41,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:41" (1/1) ... [2023-11-19 02:54:41,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:41,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 02:54:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 02:54:41,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:41,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:41,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:41,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:41,389 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:41,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14f8aed1-d167-4905-96a8-48ed6d22bac4/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process