./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2 --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 beb5189548a9982afd9d720c08cebfdb25f1bff5660a49f63f9923338d493fc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:45,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:45,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:27:45,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:45,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:45,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:45,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:45,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:45,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:45,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:45,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:45,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:45,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:45,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:45,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:45,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:45,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:45,415 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:45,416 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:45,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:45,417 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:45,417 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:45,418 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:45,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:45,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:45,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:45,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:45,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:45,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:45,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:45,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:45,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:45,423 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_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> beb5189548a9982afd9d720c08cebfdb25f1bff5660a49f63f9923338d493fc4 [2023-11-21 18:27:45,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:45,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:45,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:45,844 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:45,844 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:45,846 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i [2023-11-21 18:27:49,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:49,550 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:49,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i [2023-11-21 18:27:49,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/6db8bb9e3/132253b71836495f98d985dd2591f47f/FLAG884af08b5 [2023-11-21 18:27:49,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/6db8bb9e3/132253b71836495f98d985dd2591f47f [2023-11-21 18:27:49,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:49,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:49,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:49,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:49,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:49,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:49" (1/1) ... [2023-11-21 18:27:49,635 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171dd1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:49, skipping insertion in model container [2023-11-21 18:27:49,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:49" (1/1) ... [2023-11-21 18:27:49,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:50,312 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:52,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:52,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:52,087 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:27:52,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:52,556 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:52,556 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:52,556 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:52,557 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:52,557 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:52,566 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:52,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52 WrapperNode [2023-11-21 18:27:52,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:52,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:52,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:52,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:52,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,667 INFO L138 Inliner]: procedures = 938, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2023-11-21 18:27:52,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:52,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:52,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:52,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:52,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:52,715 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:52,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:52,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:52,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:52" (1/1) ... [2023-11-21 18:27:52,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:52,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:52,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:52,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:52,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:52,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:52,837 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:27:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:27:52,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:27:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:52,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:53,080 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:53,082 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:53,218 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:53,277 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:53,280 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:27:53,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:53 BoogieIcfgContainer [2023-11-21 18:27:53,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:53,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:53,284 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:53,296 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:53,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:53" (1/1) ... [2023-11-21 18:27:53,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:27:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:27:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:53,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:53,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:27:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:27:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:53,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-21 18:28:03,877 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) [2023-11-21 18:28:03,881 INFO L158 Benchmark]: Toolchain (without parser) took 14258.80ms. Allocated memory is still 153.1MB. Free memory was 117.9MB in the beginning and 81.1MB in the end (delta: 36.8MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-11-21 18:28:03,882 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:03,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2942.05ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 82.3MB in the end (delta: 35.2MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2023-11-21 18:28:03,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.23ms. Allocated memory is still 153.1MB. Free memory was 82.3MB in the beginning and 78.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:28:03,884 INFO L158 Benchmark]: Boogie Preprocessor took 46.11ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 77.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:03,885 INFO L158 Benchmark]: RCFGBuilder took 568.02ms. Allocated memory is still 153.1MB. Free memory was 77.7MB in the beginning and 101.0MB in the end (delta: -23.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:28:03,886 INFO L158 Benchmark]: CodeCheck took 10595.45ms. Allocated memory is still 153.1MB. Free memory was 101.0MB in the beginning and 81.1MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:28:03,890 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 0.32ms. Allocated memory is still 125.8MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2942.05ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 82.3MB in the end (delta: 35.2MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.23ms. Allocated memory is still 153.1MB. Free memory was 82.3MB in the beginning and 78.9MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.11ms. Allocated memory is still 153.1MB. Free memory was 78.9MB in the beginning and 77.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.02ms. Allocated memory is still 153.1MB. Free memory was 77.7MB in the beginning and 101.0MB in the end (delta: -23.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 10595.45ms. Allocated memory is still 153.1MB. Free memory was 101.0MB in the beginning and 81.1MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:03,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2 --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 beb5189548a9982afd9d720c08cebfdb25f1bff5660a49f63f9923338d493fc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:06,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:06,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:28:06,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:06,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:06,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:06,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:06,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:06,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:06,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:06,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:06,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:06,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:06,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:06,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:28:06,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:28:06,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:06,894 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:28:06,894 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:06,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:06,895 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:06,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:06,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:06,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:06,898 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:06,898 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:06,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:06,899 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:06,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:06,900 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:06,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:06,902 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:28:06,902 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:06,903 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:06,903 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:28:06,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:06,904 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_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> beb5189548a9982afd9d720c08cebfdb25f1bff5660a49f63f9923338d493fc4 [2023-11-21 18:28:07,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:07,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:07,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:07,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:07,379 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:07,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i [2023-11-21 18:28:10,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:11,188 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:11,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_63_bad.i [2023-11-21 18:28:11,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/098d239b4/591b7053b06b45279e58790766d330e5/FLAG8c29fc217 [2023-11-21 18:28:11,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/data/098d239b4/591b7053b06b45279e58790766d330e5 [2023-11-21 18:28:11,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:11,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:11,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:11,264 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:11,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:11,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:11" (1/1) ... [2023-11-21 18:28:11,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9cd2e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:11, skipping insertion in model container [2023-11-21 18:28:11,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:11" (1/1) ... [2023-11-21 18:28:11,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:11,997 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:28:13,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:13,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:13,597 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:28:13,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:13,961 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:13,961 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:13,962 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:13,962 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:13,962 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:13,969 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:13,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13 WrapperNode [2023-11-21 18:28:13,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:13,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:13,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:13,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:13,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,055 INFO L138 Inliner]: procedures = 943, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2023-11-21 18:28:14,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:14,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:14,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:14,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:14,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:14,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:14,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:14,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:14,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:13" (1/1) ... [2023-11-21 18:28:14,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:14,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:14,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:14,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:14,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:14,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:28:14,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:28:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:28:14,385 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:14,386 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:16,422 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:16,486 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:16,487 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:28:16,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:16 BoogieIcfgContainer [2023-11-21 18:28:16,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:16,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:16,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:16,498 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:16,499 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:16" (1/1) ... [2023-11-21 18:28:16,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:28:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:28:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:16,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:16,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:16,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:28:16,572 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:28:16,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5df740ce-6f7f-4026-8805-65159cf754d9/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process