./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9 --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 45d4c25a463b78ca4e1cc353c01da098f6455cff803de4b6a03cb8f6c49fdeab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:39:17,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:17,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:39:17,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:39:17,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:39:17,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:17,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:39:17,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:39:17,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:17,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:17,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:17,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:39:17,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:39:17,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:17,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:39:17,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:17,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:39:17,853 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:39:17,853 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:39:17,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:39:17,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:17,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:17,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:17,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:17,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:17,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:17,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:17,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:17,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:39:17,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:39:17,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:39:17,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:39:17,859 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_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45d4c25a463b78ca4e1cc353c01da098f6455cff803de4b6a03cb8f6c49fdeab [2023-12-03 04:39:18,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:18,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:18,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:18,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:18,097 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:18,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i [2023-12-03 04:39:20,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:21,178 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:21,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i [2023-12-03 04:39:21,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/6c76d8006/44d7f6b3e90d4ac4837c74e119f12652/FLAG5f2b3170d [2023-12-03 04:39:21,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/6c76d8006/44d7f6b3e90d4ac4837c74e119f12652 [2023-12-03 04:39:21,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:21,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:21,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:21,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:21,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:21,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:21" (1/1) ... [2023-12-03 04:39:21,238 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a66f554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:21, skipping insertion in model container [2023-12-03 04:39:21,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:21" (1/1) ... [2023-12-03 04:39:21,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:22,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:22,641 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:22,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:23,106 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:23,107 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:23,107 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:23,107 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:23,115 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:23,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23 WrapperNode [2023-12-03 04:39:23,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:23,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:23,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:23,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:23,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,185 INFO L138 Inliner]: procedures = 938, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 51 [2023-12-03 04:39:23,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:23,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:23,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:23,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:23,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:23,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:23,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:23,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:23,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:23,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:23,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:23,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:39:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:39:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:39:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:39:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:39:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:39:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:39:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:39:23,430 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:23,432 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:23,543 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:39:23,580 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:39:23,580 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:39:23,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:23 BoogieIcfgContainer [2023-12-03 04:39:23,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:39:23,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:39:23,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:39:23,592 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:39:23,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:23" (1/1) ... [2023-12-03 04:39:23,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:39:23,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:39:23,656 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:39:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:39:23,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:23,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:39:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:23,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:39:23,898 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:39:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:39:23,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:23,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:39:23,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:39:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:39:24,027 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:39:24,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet186 [2023-12-03 04:39:24,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:39:24 ImpRootNode [2023-12-03 04:39:24,053 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:39:24,053 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:39:24,053 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:39:24,054 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:39:24,054 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:23" (3/4) ... [2023-12-03 04:39:24,056 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:39:24,057 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:39:24,058 INFO L158 Benchmark]: Toolchain (without parser) took 2828.40ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 122.5MB in the end (delta: -3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:24,058 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:24,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1884.71ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 87.9MB in the end (delta: 31.1MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2023-12-03 04:39:24,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.44ms. Allocated memory is still 167.8MB. Free memory was 87.9MB in the beginning and 83.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:39:24,060 INFO L158 Benchmark]: Boogie Preprocessor took 28.35ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:24,061 INFO L158 Benchmark]: RCFGBuilder took 366.31ms. Allocated memory is still 167.8MB. Free memory was 82.7MB in the beginning and 68.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:39:24,061 INFO L158 Benchmark]: CodeCheck took 470.30ms. Allocated memory is still 167.8MB. Free memory was 66.9MB in the beginning and 122.5MB in the end (delta: -55.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:24,061 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 167.8MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:39:24,065 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1856]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1843. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1843] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1843] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=16, argc=16, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1844] CALL CWE190_Integer_Overflow__int_fscanf_square_52_bad() [L1835] int data; [L1836] data = 0 [L1838] EXPR \read(data) [L1838] CALL CWE190_Integer_Overflow__int_fscanf_square_52b_badSink(data) [L1851] CALL CWE190_Integer_Overflow__int_fscanf_square_52c_badSink(data) [L1856] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1884.71ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 87.9MB in the end (delta: 31.1MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.44ms. Allocated memory is still 167.8MB. Free memory was 87.9MB in the beginning and 83.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.35ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 366.31ms. Allocated memory is still 167.8MB. Free memory was 82.7MB in the beginning and 68.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 470.30ms. Allocated memory is still 167.8MB. Free memory was 66.9MB in the beginning and 122.5MB in the end (delta: -55.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 167.8MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet186 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:39:24,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9 --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 45d4c25a463b78ca4e1cc353c01da098f6455cff803de4b6a03cb8f6c49fdeab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:39:26,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:39:26,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:39:26,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:39:26,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:39:26,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:39:26,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:39:26,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:39:26,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:39:26,150 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:39:26,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:39:26,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:39:26,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:39:26,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:39:26,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:39:26,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:39:26,154 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:39:26,155 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:39:26,155 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:39:26,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:39:26,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:39:26,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:39:26,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:39:26,158 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:39:26,159 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:26,159 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:26,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:39:26,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:26,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:39:26,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:39:26,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:39:26,162 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:39:26,162 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:26,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:39:26,162 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:39:26,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:39:26,163 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_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45d4c25a463b78ca4e1cc353c01da098f6455cff803de4b6a03cb8f6c49fdeab [2023-12-03 04:39:26,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:39:26,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:39:26,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:39:26,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:39:26,491 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:39:26,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i [2023-12-03 04:39:29,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:39:29,597 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:39:29,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_52_bad.i [2023-12-03 04:39:29,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/b5f5acd2c/37e10f7500c94bada26fdab7cc95094b/FLAG142c976ad [2023-12-03 04:39:29,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/data/b5f5acd2c/37e10f7500c94bada26fdab7cc95094b [2023-12-03 04:39:29,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:39:29,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:39:29,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:29,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:39:29,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:39:29,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:29" (1/1) ... [2023-12-03 04:39:29,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@105442cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:29, skipping insertion in model container [2023-12-03 04:39:29,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:39:29" (1/1) ... [2023-12-03 04:39:29,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:39:31,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:31,014 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:39:31,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:39:31,392 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:31,392 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:31,392 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:31,392 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:39:31,399 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:39:31,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31 WrapperNode [2023-12-03 04:39:31,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:39:31,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:31,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:39:31,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:39:31,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,475 INFO L138 Inliner]: procedures = 943, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 50 [2023-12-03 04:39:31,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:39:31,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:39:31,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:39:31,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:39:31,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:39:31,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:39:31,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:39:31,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:39:31,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:39:31" (1/1) ... [2023-12-03 04:39:31,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:39:31,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:39:31,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:39:31,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:39:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:39:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:39:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:39:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:39:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:39:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:39:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:39:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:39:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:39:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:39:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:39:31,706 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:39:31,708 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:39:32,929 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:39:32,967 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:39:32,967 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:39:32,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:32 BoogieIcfgContainer [2023-12-03 04:39:32,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:39:32,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:39:32,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:39:32,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:39:32,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:39:32" (1/1) ... [2023-12-03 04:39:32,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:39:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:39:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:39:33,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:39:33,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:33,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:33,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:39:33,037 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:39:33,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d8ab7d8-4300-4b6b-bbca-134de0ba097a/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process