./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm --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 c95f5d6347e5f9c45550d9011b9270dba888b58cc136399add6dc1759e275081 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:45,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:45,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:52:45,812 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:45,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:45,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:45,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:45,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:45,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:45,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:45,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:45,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:45,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:45,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:45,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:45,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:45,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:45,840 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:45,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:45,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm 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 -> c95f5d6347e5f9c45550d9011b9270dba888b58cc136399add6dc1759e275081 [2024-11-13 20:52:46,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:46,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:46,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:46,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:46,175 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:46,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i Unable to find full path for "g++" [2024-11-13 20:52:47,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:48,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:48,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i [2024-11-13 20:52:48,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/02b20a8b7/8909bd499d114d60b4ebf0eeced79089/FLAGe215092f3 [2024-11-13 20:52:49,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/02b20a8b7/8909bd499d114d60b4ebf0eeced79089 [2024-11-13 20:52:49,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:49,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:49,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:49,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:49,038 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:49,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:49" (1/1) ... [2024-11-13 20:52:49,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aac5f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:49, skipping insertion in model container [2024-11-13 20:52:49,040 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:49" (1/1) ... [2024-11-13 20:52:49,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:50,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:50,904 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:51,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:51,285 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:51,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51 WrapperNode [2024-11-13 20:52:51,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:51,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:51,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:51,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:51,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,342 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2024-11-13 20:52:51,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:51,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:51,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:51,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:51,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,360 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:51,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:51,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:51,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:51,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:51,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:51,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:51,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:52:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:52:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:51,583 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:51,585 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:51,704 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:51,705 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:51,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:51,742 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:52:51,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:51 BoogieIcfgContainer [2024-11-13 20:52:51,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:51,743 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:51,743 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:51,757 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:51,757 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:51" (1/1) ... [2024-11-13 20:52:51,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:52:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:52:51,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:52:51,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:51,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:51,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:52,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:52:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:52:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:52:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:52:52,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:52,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:52,232 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:52:52,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:52:52 ImpRootNode [2024-11-13 20:52:52,265 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:52:52,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:52:52,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:52:52,266 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:52:52,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:51" (3/4) ... [2024-11-13 20:52:52,269 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:52:52,270 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:52:52,270 INFO L158 Benchmark]: Toolchain (without parser) took 3237.38ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 61.9MB in the end (delta: 52.8MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-13 20:52:52,271 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:52,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2252.18ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 107.0MB in the end (delta: 7.7MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. [2024-11-13 20:52:52,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.89ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 103.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:52,272 INFO L158 Benchmark]: Boogie Preprocessor took 21.24ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.4MB in the end (delta: 917.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:52,272 INFO L158 Benchmark]: RCFGBuilder took 377.29ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 88.2MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:52:52,273 INFO L158 Benchmark]: CodeCheck took 521.64ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 62.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:52:52,273 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 62.8MB in the beginning and 61.9MB in the end (delta: 917.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:52,276 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 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, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 1835]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1847, overapproximation of large string literal at line 1859, overapproximation of fgets at line 1845. 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); [L1859] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1859] RET 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] [L1860] CALL CWE190_Integer_Overflow__int_fgets_square_41_bad() [L1841] int data; [L1842] data = 0 [L1844] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1845] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1847] data = atoi(inputBuffer) [L1854] CALL badSink(data) [L1835] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.62ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2252.18ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 107.0MB in the end (delta: 7.7MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.89ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 103.3MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.24ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.4MB in the end (delta: 917.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 377.29ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 88.2MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 521.64ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 62.8MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 62.8MB in the beginning and 61.9MB in the end (delta: 917.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:52:52,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm --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 c95f5d6347e5f9c45550d9011b9270dba888b58cc136399add6dc1759e275081 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:55,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:55,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:52:55,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:55,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:55,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:55,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:55,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:55,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:55,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:55,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:55,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:55,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:55,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:55,232 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:52:55,232 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:52:55,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:55,233 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:52:55,233 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:52:55,233 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:52:55,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:55,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:55,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:55,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:55,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:55,235 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:55,235 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:52:55,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:55,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:55,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:55,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:55,236 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:55,236 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:52:55,236 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:55,236 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:52:55,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm 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 -> c95f5d6347e5f9c45550d9011b9270dba888b58cc136399add6dc1759e275081 [2024-11-13 20:52:55,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:55,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:55,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:55,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:55,579 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:55,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i Unable to find full path for "g++" [2024-11-13 20:52:57,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:58,121 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:58,121 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_41_bad.i [2024-11-13 20:52:58,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/1f0435948/cb7a1bc8a47e489f87e2df32b10f4836/FLAGcca4a8806 [2024-11-13 20:52:58,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/data/1f0435948/cb7a1bc8a47e489f87e2df32b10f4836 [2024-11-13 20:52:58,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:58,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:58,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:58,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:58,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:58,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:58" (1/1) ... [2024-11-13 20:52:58,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cad8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:58, skipping insertion in model container [2024-11-13 20:52:58,208 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:58" (1/1) ... [2024-11-13 20:52:58,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:00,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:00,188 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:00,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:00,632 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:00,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00 WrapperNode [2024-11-13 20:53:00,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:00,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:00,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:00,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:00,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,709 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2024-11-13 20:53:00,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:00,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:00,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:00,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:00,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,747 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:00,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:00,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:00,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:00,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:00" (1/1) ... [2024-11-13 20:53:00,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:00,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:00,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:00,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:00,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:00,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:00,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:00,822 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:53:00,822 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:53:00,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:53:01,012 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:01,015 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:02,739 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:02,739 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:02,804 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:02,805 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:53:02,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:02 BoogieIcfgContainer [2024-11-13 20:53:02,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:02,806 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:02,806 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:02,816 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:02,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:02" (1/1) ... [2024-11-13 20:53:02,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 20:53:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:53:02,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:53:02,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:02,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:02,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:02,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:02,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9a4e609-2cb3-4351-ae02-2c543586aaee/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process