./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/ludcmp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/ludcmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:07,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:07,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:51:07,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:51:07,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:51:08,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:08,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:08,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:08,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:08,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:08,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:08,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:08,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:51:08,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:51:08,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:51:08,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:08,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:08,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:08,020 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:08,020 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:08,020 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:51:08,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:08,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:08,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:08,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:08,026 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:08,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:08,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:08,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:08,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:08,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:08,028 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:51:08,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:51:08,029 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_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 [2024-11-08 22:51:08,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:08,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:08,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:08,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:08,374 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:08,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/ludcmp.c Unable to find full path for "g++" [2024-11-08 22:51:10,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:10,590 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:10,590 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c [2024-11-08 22:51:10,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/0c7835c63/1959b831157440c59cb7b6c1c05224d5/FLAG3792cadee [2024-11-08 22:51:10,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/0c7835c63/1959b831157440c59cb7b6c1c05224d5 [2024-11-08 22:51:10,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:10,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:10,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:10,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:10,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:10,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:10" (1/1) ... [2024-11-08 22:51:10,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae66168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:10, skipping insertion in model container [2024-11-08 22:51:10,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:10" (1/1) ... [2024-11-08 22:51:10,663 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:10,842 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-08 22:51:10,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:11,017 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:11,030 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-08 22:51:11,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:11,284 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:11,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11 WrapperNode [2024-11-08 22:51:11,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:11,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:11,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:11,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:11,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,535 INFO L138 Inliner]: procedures = 18, calls = 2647, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 2800 [2024-11-08 22:51:11,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:11,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:11,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:11,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:11,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:11,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:11,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:11,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:11,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:11" (1/1) ... [2024-11-08 22:51:11,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:11,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:11,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:11,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:51:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:51:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:51:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:51:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:11,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:51:11,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:51:11,960 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:11,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:15,496 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:15,496 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:15,812 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:15,814 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:51:15,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:15 BoogieIcfgContainer [2024-11-08 22:51:15,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:15,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:15,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:15,828 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:15,829 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:15" (1/1) ... [2024-11-08 22:51:15,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2024-11-08 22:51:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2024-11-08 22:51:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:51:15,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:15,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:17,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-08 22:51:17,775 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 22:51:17,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:51:17,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:17,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:18,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:18,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2024-11-08 22:51:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2024-11-08 22:51:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:51:18,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:19,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2024-11-08 22:51:19,659 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2024-11-08 22:51:19,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:51:19,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:19,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:20,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:20,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2024-11-08 22:51:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2024-11-08 22:51:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:51:20,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:20,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:21,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2024-11-08 22:51:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2024-11-08 22:51:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:51:21,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:21,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2024-11-08 22:51:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2024-11-08 22:51:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:51:23,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:23,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:51:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:51:24,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:24,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2024-11-08 22:51:24,072 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2024-11-08 22:51:24,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:51:24,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:24,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:24,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:30,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:38,921 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 8 iterations. [2024-11-08 22:51:38,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:38 ImpRootNode [2024-11-08 22:51:38,985 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:38,986 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:38,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:38,987 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:38,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:15" (3/4) ... [2024-11-08 22:51:38,990 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:51:38,991 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:38,992 INFO L158 Benchmark]: Toolchain (without parser) took 28373.50ms. Allocated memory was 123.7MB in the beginning and 545.3MB in the end (delta: 421.5MB). Free memory was 86.3MB in the beginning and 267.8MB in the end (delta: -181.5MB). Peak memory consumption was 243.0MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,993 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:38,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.16ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 86.1MB in the beginning and 128.7MB in the end (delta: -42.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 248.75ms. Allocated memory is still 176.2MB. Free memory was 128.7MB in the beginning and 105.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,995 INFO L158 Benchmark]: Boogie Preprocessor took 190.73ms. Allocated memory is still 176.2MB. Free memory was 105.6MB in the beginning and 89.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,996 INFO L158 Benchmark]: RCFGBuilder took 4088.12ms. Allocated memory was 176.2MB in the beginning and 287.3MB in the end (delta: 111.1MB). Free memory was 88.8MB in the beginning and 167.8MB in the end (delta: -79.0MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,997 INFO L158 Benchmark]: CodeCheck took 23169.25ms. Allocated memory was 287.3MB in the beginning and 545.3MB in the end (delta: 257.9MB). Free memory was 167.8MB in the beginning and 267.8MB in the end (delta: -100.0MB). Peak memory consumption was 158.0MB. Max. memory is 16.1GB. [2024-11-08 22:51:38,997 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 545.3MB. Free memory is still 267.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:39,001 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 1 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 158 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 49 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 98 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 338 IncrementalHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 98 mSolverCounterUnsat, 35 mSDtfsCounter, 338 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 634 GetRequests, 562 SyntacticMatches, 40 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 267 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 0/55 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: 7]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_real at line 98, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99. Possible FailurePath: [L71] double a[50][50], b[50], x[50]; [L88] int i, j, nmax = 50, n = 5, chkerr; [L89] double eps, w; [L91] eps = 1.0e-6 [L93] i = 0 VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L93] COND FALSE !(i <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L93] COND TRUE i <= n [L95] w = 0.0 [L96] j = 0 VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=0, n=5, nmax=50, w=0, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=0, n=5, nmax=50, w=0, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND TRUE i == j [L99] EXPR a[i][j] [L99] a[i][j] *= 10.0 [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=1, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=1, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND FALSE !(i == j) [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=2, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=2, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND FALSE !(i == j) [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=3, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=3, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND FALSE !(i == j) [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=4, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=4, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND FALSE !(i == j) [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=5, n=5, nmax=50, x={6:0}] [L96] COND FALSE !(j <= n) VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=5, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n [L98] a[i][j] = (i + 1) + (j + 1) [L99] COND FALSE !(i == j) [L100] EXPR a[i][j] [L100] w += a[i][j] [L96] j++ VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, j=6, n=5, nmax=50, x={6:0}] [L96] COND TRUE j <= n VAL [a={4:0}, b={5:0}, eps=1/1000000, i=0, n=5, nmax=50, x={6:0}] [L102] CALL __VERIFIER_assert(i==2) [L6] COND TRUE !(cond) VAL [a={4:0}, b={5:0}, x={6:0}] [L7] reach_error() VAL [a={4:0}, b={5:0}, x={6:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 123.7MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.16ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 86.1MB in the beginning and 128.7MB in the end (delta: -42.5MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 248.75ms. Allocated memory is still 176.2MB. Free memory was 128.7MB in the beginning and 105.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.73ms. Allocated memory is still 176.2MB. Free memory was 105.6MB in the beginning and 89.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4088.12ms. Allocated memory was 176.2MB in the beginning and 287.3MB in the end (delta: 111.1MB). Free memory was 88.8MB in the beginning and 167.8MB in the end (delta: -79.0MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * CodeCheck took 23169.25ms. Allocated memory was 287.3MB in the beginning and 545.3MB in the end (delta: 257.9MB). Free memory was 167.8MB in the beginning and 267.8MB in the end (delta: -100.0MB). Peak memory consumption was 158.0MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 545.3MB. Free memory is still 267.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:51:39,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/ludcmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:41,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:41,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:51:41,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:41,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:41,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:41,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:41,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:41,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:41,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:41,555 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:51:41,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:51:41,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:41,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:41,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:41,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:41,559 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:51:41,562 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:51:41,562 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:41,562 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:51:41,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:51:41,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:41,563 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:41,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:41,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:41,564 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:41,564 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:41,565 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:51:41,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:41,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:41,565 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:41,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:41,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:41,566 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:51:41,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:41,569 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:51:41,570 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_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bf8892eb23096ca55c36a274511a87f80900e96066e62793920cbba0252ec0 [2024-11-08 22:51:41,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:42,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:42,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:42,005 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:42,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:42,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/ludcmp.c Unable to find full path for "g++" [2024-11-08 22:51:44,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:44,478 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:44,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c [2024-11-08 22:51:44,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/825ce3f9e/d62c65c4649c466c8fdeaec6dc10334d/FLAGb18d0f46f [2024-11-08 22:51:44,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/data/825ce3f9e/d62c65c4649c466c8fdeaec6dc10334d [2024-11-08 22:51:44,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:44,868 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:44,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:44,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:44,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:44,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:44" (1/1) ... [2024-11-08 22:51:44,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2adb6281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:44, skipping insertion in model container [2024-11-08 22:51:44,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:44" (1/1) ... [2024-11-08 22:51:44,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:45,074 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-08 22:51:45,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:45,276 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:45,294 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/sv-benchmarks/c/loops/ludcmp.c[318,331] [2024-11-08 22:51:45,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:45,578 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:45,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45 WrapperNode [2024-11-08 22:51:45,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:45,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:45,584 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:45,584 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:45,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,818 INFO L138 Inliner]: procedures = 19, calls = 2647, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 2800 [2024-11-08 22:51:45,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:45,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:45,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:45,820 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:45,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:45,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:46,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:46,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:46,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:46,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:46,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:46,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:46,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:45" (1/1) ... [2024-11-08 22:51:46,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:46,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:46,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:46,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:51:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:51:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:51:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:51:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-08 22:51:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:51:46,234 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:46,237 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:52:38,482 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-08 22:52:38,482 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:52:42,411 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:52:42,412 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:52:42,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:52:42 BoogieIcfgContainer [2024-11-08 22:52:42,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:52:42,414 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:52:42,415 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:52:42,426 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:52:42,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:52:42" (1/1) ... [2024-11-08 22:52:42,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:52:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:52:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2024-11-08 22:52:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2024-11-08 22:52:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:52:42,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:52:42,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:52:42,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:52:42,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:52:42,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:53:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:53:33,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:53:45,894 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 22:53:45,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-08 22:53:45,898 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:578) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:443) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 17 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 24 more [2024-11-08 22:53:45,908 INFO L158 Benchmark]: Toolchain (without parser) took 121039.27ms. Allocated memory was 75.5MB in the beginning and 457.2MB in the end (delta: 381.7MB). Free memory was 48.6MB in the beginning and 300.6MB in the end (delta: -252.0MB). Peak memory consumption was 355.4MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,912 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:53:45,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.05ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.3MB in the beginning and 51.0MB in the end (delta: -2.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.33ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 47.1MB in the end (delta: 3.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,914 INFO L158 Benchmark]: Boogie Preprocessor took 227.58ms. Allocated memory is still 96.5MB. Free memory was 47.1MB in the beginning and 39.5MB in the end (delta: 7.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,915 INFO L158 Benchmark]: RCFGBuilder took 56365.11ms. Allocated memory was 96.5MB in the beginning and 457.2MB in the end (delta: 360.7MB). Free memory was 39.5MB in the beginning and 304.1MB in the end (delta: -264.6MB). Peak memory consumption was 292.7MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,917 INFO L158 Benchmark]: CodeCheck took 63493.15ms. Allocated memory is still 457.2MB. Free memory was 304.1MB in the beginning and 300.6MB in the end (delta: 3.5MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. [2024-11-08 22:53:45,923 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.05ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 48.3MB in the beginning and 51.0MB in the end (delta: -2.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.33ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 47.1MB in the end (delta: 3.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 227.58ms. Allocated memory is still 96.5MB. Free memory was 47.1MB in the beginning and 39.5MB in the end (delta: 7.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * RCFGBuilder took 56365.11ms. Allocated memory was 96.5MB in the beginning and 457.2MB in the end (delta: 360.7MB). Free memory was 39.5MB in the beginning and 304.1MB in the end (delta: -264.6MB). Peak memory consumption was 292.7MB. Max. memory is 16.1GB. * CodeCheck took 63493.15ms. Allocated memory is still 457.2MB. Free memory was 304.1MB in the beginning and 300.6MB in the end (delta: 3.5MB). Peak memory consumption was 226.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:53:46,136 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forcibly destroying the process [2024-11-08 22:53:46,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fba8c0-9926-4560-99a5-43fad2394a94/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")